Welcome to Quiet Please. Today we’re explaining Bird Flu: H5N1 Risks & Prevention. Let’s get started.

H5N1, or highly pathogenic avian influenza, is a virus that mostly infects birds, but recent outbreaks have shown it can cross into mammals, including humans and cattle. According to the CDC, most human cases have resulted from close contact with infected birds or contaminated environments, and as of mid-2025, cases have mostly been mild, but the virus has characteristics that could allow for pandemic spread if precautions are not taken.

Bird flu transmits through several vectors:

- Direct contact with sick or dead birds, especially waterfowl like ducks, geese, and swans.

- Exposure to poultry, feathers, or bird droppings.

- Contaminated surfaces, equipment, vehicles, clothing, or footwear.

- Handling infected animals, including recent cattle-to-cattle spread seen from shared milking equipment.

High-risk environments include live poultry markets, areas with intensive poultry farming, and places with poor biosecurity. Environments with standing water and places where wild birds naturally congregate also pose a risk. According to the UK Department for Environment, Food & Rural Affairs, free-ranging birds should be fenced off to avoid contact with wild birds, and all outdoor areas should be regularly cleaned to remove contaminants.

To reduce your risk:

- Avoid handling sick or dead poultry, wild birds, or mammals without gloves or protective equipment.

- Keep poultry fenced and separate from wild birds.

- Clean and disinfect hands, footwear, and clothing when moving between bird areas.

- Store bedding and feed under cover and keep water sources inaccessible to wild birds.

- For commercial settings, restrict access to essential personnel, disinfect all vehicles and equipment, and keep detailed records of bird and egg movements.

- In healthcare or laboratory settings, the European Centre for Disease Prevention and Control recommends using airborne infection isolation rooms and enhanced protective equipment for suspected cases.

Vaccines against influenza work by stimulating the immune system to recognize and fight the virus’s hemagglutinin proteins, the major targets for immune protection. While regular flu shots do not prevent H5N1, getting vaccinated against seasonal flu can help reduce the chance of co-infections, which might make it easier for new strains to emerge through recombination. According to University of Chicago Medicine, getting the human influenza vaccine is recommended as part of a layered prevention strategy.

Common misconceptions include believing bird flu can be caught from eating cooked poultry or eggs. Scientific evidence shows that properly cooked poultry and eggs do not transmit the virus. Another myth is that human-to-human transmission is widespread; however, right now, organizations like PAHO confirm that there are no reports of sustained human-to-human spread.

Certain populations are more vulnerable: people who work w

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Welcome to Quiet Please. Today: Bird Flu Explained—H5N1 Risks & Prevention. This is your essential guide to understanding avian influenza, what it means for you, and how to stay safe.

First, what is bird flu? H5N1 is a highly pathogenic strain of avian influenza that primarily infects birds but can spread to other animals, including mammals like cows—and occasionally to humans. According to Stanford Medicine, while H5N1 doesn’t currently spread easily between people, it’s a virus scientists are watching closely, as flu viruses can change quickly, sometimes becoming both more contagious and more severe in humans.

How does H5N1 spread? The virus mainly spreads among birds through their feces, saliva, and even contaminated surfaces like bedding or cages. Humans generally catch it through close contact with infected birds or animals, their environments, or their products. The Public Health Agency of Canada notes that direct handling of sick or dead birds, especially without protection, is a major risk. Raw milk from infected cows can also carry the virus, though pasteurization—a heating process—destroys it, making pasteurized milk safe. Consuming raw or undercooked poultry, eggs, or dairy, or feeding pets raw meat or milk, also increases risk.

Who is most at risk? People working with birds or livestock—like farmers, veterinarians, and slaughterhouse workers—face increased exposure. Backyard chicken keepers, people who handle wild birds, and those in environments with poor hygiene are also at higher risk. Vulnerable groups—young children, pregnant women, the elderly, and those with weakened immune systems—may experience more severe illness if infected.

Now, let’s talk prevention. Simple, practical steps can make a big difference. The CDC and Canada’s public health agency recommend always washing your hands thoroughly with soap and water after contact with animals, poultry, animal products, or their environments. If soap and water aren’t available, use a hand sanitizer with at least 60% alcohol. When handling birds or other high-risk animals, wear gloves, a well-fitted respirator or mask, and eye protection. Avoid touching your face during and after these activities. Stay away from sick or dead animals and report unusual wildlife or livestock deaths to local authorities.

Food safety is also key. Only eat pasteurized dairy products and cook poultry and eggs thoroughly, as heat kills the virus. Do not consume raw milk, even if it’s legally sold in your area, and avoid feeding pets raw meat or milk. Public health agencies, including the FDA, strongly advise against consuming raw milk due to the risk of illness not just from bird flu, but also other pathogens. Keep pets away from wild birds and wild bird feces.

How can you protect your indoor environment? Global Biodefense highlights the importance of clean air—improve ventilation, use air filters, and follow guidance for reducing airborne transmission, especially in shared or high-risk spaces. If

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Welcome to "Bird Flu Explained: H5N1 Risks & Prevention," a Quiet Please production from QuietPlease.ai. Today we’re tackling what you need to know about H5N1 bird flu—the risks it poses and how to stay protected.

Let’s start with how H5N1 spreads. According to the CDC and European Centre for Disease Prevention and Control, the primary transmission vectors for H5N1 include direct contact with infected birds—especially poultry and wild waterfowl like ducks and geese—as well as exposure to their droppings, secretions, or contaminated environments. High-risk situations also involve handling sick or dead animals, contact with contaminated surfaces such as feeding troughs or milking equipment, and exposure to raw, unpasteurized milk from infected livestock. Importantly, while very rare, H5N1 can spill over from birds to mammals, including cattle and humans, furthering its reach.

Certain behaviors and environments sharply increase your risk. Avoid touching sick or dead birds or mammals without protection. Stay clear of live bird markets, crowded poultry farms, and places where hygiene measures are lax. If you work with birds, dairy cows, or potentially infected animals, always wear personal protective equipment such as gloves, gowns, and masks. Do not handle raw milk, waste, or animal droppings without proper precautions.

Here are practical, step-by-step prevention measures. For farm settings: restrict access to bird areas; require staff to change footwear and clothing before entering; disinfect equipment and vehicles regularly; clean bird housing and maintain strict records of all movements. For everyday settings: never touch sick or dead wildlife; keep birds housed in outbreaks; and use barriers to keep wild birds away from domestic ones. Wash hands thoroughly before and after handling any birds—healthy or not. In all cases, disinfect surfaces and avoid standing water which could harbor the virus.

Moving to vaccines: Influenza vaccines work by teaching your immune system to recognize and fight the virus’s proteins, mainly hemagglutinin and neuraminidase. While standard seasonal flu shots do NOT protect against H5N1, targeted vaccines are in development for high-risk groups. These specialized vaccines aim to trigger a strong immune response, reducing disease severity and likelihood of infection. Vaccination before exposure can make a meaningful difference for people at risk.

Let’s debunk some common myths. One misconception is that H5N1 bird flu spreads easily from human to human. WHO and epidemiology sources confirm that sustained human-to-human transmission has NOT occurred. Another myth: healthy birds cannot carry H5N1. In fact, wild ducks and geese often harbor and spread the virus with no symptoms. It’s also untrue that cooking poultry or eggs can transmit bird flu; thorough cooking completely kills the virus.

Certain populations are more vulnerable—including poultry workers, farmers, veterinarians, young children, older adults, and immunoc

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Welcome to Quiet Please. Today’s episode is titled “Bird Flu Explained: H5N1 Risks & Prevention.” Let’s dive right in.

Bird flu, or avian influenza, is a disease mainly affecting wild and domestic birds, but certain strains, like H5N1, can jump to mammals—including people—particularly those with close, unprotected exposure. The current H5N1 strain has recently shown the ability to infect various mammals as well as birds, which raises pandemic concerns as noted by researchers from Jilin Agricultural University.

Transmission of H5N1 typically begins with wild waterfowl, such as ducks and geese, which carry the virus without symptoms and shed it over large areas. Domestic poultry like chickens and turkeys are highly susceptible and often die quickly without intervention. People are most often infected after direct contact with sick or dead birds or contaminated environments, according to the European Centre for Disease Prevention and Control and the CDC. There is also growing evidence the virus can spread through contaminated equipment and surfaces—think milking equipment on farms and shared footwear or clothing.

High-risk behaviors and environments to avoid include handling ill or dead birds, consuming undercooked poultry or eggs, visiting live bird markets, or entering areas where birds are densely housed with poor hygiene. On farms, failure to practice strict biosecurity—such as changing protective clothing and disinfecting equipment—dramatically increases outbreak risk.

Let’s talk prevention—first in home and community settings. If you keep pet birds or backyard flocks, follow basic measures: avoid mixing species, keep wild birds away, clean feed and water containers regularly, and change out bedding often. Wash your hands thoroughly after contact with birds. If you find a sick or dead wild bird, do not touch it; call your local animal health authority instead.

On commercial farms or larger holdings, biosecurity is stricter. According to the UK Health Security Agency, only allow essential staff into bird housing, require changing clothes and footwear between bird areas, disinfect all vehicles and equipment on entry and exit, and keep detailed records of all movements. Housing birds indoors during outbreaks, removing standing water, and fencing off ponds minimizes contact with wild birds and reduces risk.

For healthcare and animal care workers, the CDC advises using personal protective equipment like gloves, masks, gowns, and eye protection when handling animals that might be infected. Patient isolation and proper waste handling are also important steps in healthcare settings.

Vaccines are an essential part of influenza control. Flu vaccines work by training the immune system to recognize proteins on the virus’s surface. Because the influenza virus rapidly mutates, frequent updates to the vaccine are needed to match circulating strains. Research is ongoing to improve vaccines against H5N1 for both animals and humans.

A common misconceptio

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Welcome to Bird Flu Explained H5N1 Risks and Prevention I am your host from Quiet Please Today we are breaking down what you need to know about bird flu or H5N1 how it spreads what puts you at risk practical ways to protect yourself and others and some key facts everyone should hear

First what is H5N1 Bird flu is a disease caused by influenza viruses that mainly affect wild birds and poultry Since 2024 the H5N1 strain has spilled into other species including dairy cattle in the United States according to the CDC and Johns Hopkins Although most human infections have come from close animal contact the continued outbreaks remind us that prevention matters

Transmission of H5N1 happens when people come into direct contact with infected birds, poultry livestock, or their bodily fluids It is not common but possible for the virus to jump to humans if they breathe in dust contaminated with droppings or touch contaminated surfaces and then their mouth nose or eyes UChicago Medicine has emphasized that the virus can also be found in raw milk from infected cows so drinking unpasteurized dairy is a risk

High-risk behaviors include

Handling sick or dead birds livestock or their droppings, especially without gloves or masks

Visiting live poultry markets or farms with outbreaks

Consuming undercooked poultry eggs or drinking raw unpasteurized milk

Feeding pets raw dairy or raw poultry

Certain environments increase your risk like farms backyard coops wildlife areas or any setting where birds and livestock mix poorly ventilated barns and animal processing facilities are higher risk

Now here are step-by-step prevention measures you can take at home work or when visiting farms

Wash hands thoroughly after contact with animals or animal products Do not touch your face before washing up

Wear personal protective equipment like gloves N95 masks and goggles if handling potentially infected animals This is especially important for farm workers as the CDC and Public Health officials recommend

Keep animal housing areas well ventilated and always change into clean clothing before and after exposure

Cook poultry and eggs to at least 165 degrees Fahrenheit and only drink pasteurized dairy

Limit visitors and animals around your birds and isolate new or returning birds for at least 14 to 30 days as Washington State Department of Agriculture advises

Never share equipment or tools between different farms or coops without full disinfection

Vaccines are a powerful tool against influenza viruses They work by training your immune system to recognize parts of the virus so if you are exposed your body can fight it off faster The CDC is working on targeted vaccines for H5N1 Meanwhile seasonal flu shots do not protect directly against H5N1 but can still help prevent coinfections which reduces overall risk

Some common misconceptions Bird flu is not spread by eating fully cooked poultry or pasteurized milk According to multiple public health sources there is no evidence that virus surv

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Welcome to Bird Flu Explained H5N1 Risks and Prevention, your trusted three minute guide to practical understanding and personal safety. I am your host with Quiet Please production.

Let us start with what H5N1 bird flu is. H5N1 is a highly pathogenic avian influenza virus primarily found in birds, but since its emergence it has caused outbreaks across continents, occasionally infecting mammals and, rarely, humans. According to the World Health Organization, almost all human H5N1 infections have happened after close contact with infected birds or their droppings, not from eating cooked poultry products.

Transmission of H5N1 happens when a person touches contaminated feathers, feces, saliva, or surfaces and then touches their mouth, nose, or eyes. The Canadian Public Health Agency explains that cats, dogs, and other mammals can become infected if they eat or scavenge infected birds, but they are not major spreaders. Human-to-human transmission remains rare, and the main risk still revolves around direct contact with sick or dead birds or spending time in areas with outbreaks, such as poultry farms or live animal markets.

So what are the high risk behaviors and settings? These include handling sick or dead birds without protection, consuming raw or undercooked poultry, eggs, or unpasteurized dairy, feeding pets raw meat or milk, or being in environments with poor hygiene and lots of bird droppings—like bird markets or fairs. Pet owners should keep animals away from wild birds and not allow pets to consume raw animal products.

How can you protect yourself? For the general public, prevention starts with avoiding close contact with wild birds and their droppings. If you find a sick or dead bird, do not touch it—report it to local authorities. If you must work with birds or livestock, always wear gloves, a mask, and protective clothing. Wash hands thoroughly with soap and water after any animal contact or use hand sanitizer with at least sixty percent alcohol if soap is unavailable.

In the kitchen, ensure all poultry, eggs, and meats are cooked to the proper temperature, and avoid consuming raw dairy products. Pasteurization and cooking food thoroughly will kill the virus. For those who work in higher-risk environments, regular use of personal protective equipment and careful cleaning of clothes and surfaces are key practices. Improving ventilation also helps reduce indoor transmission risks.

Vaccines for H5N1 exist. Countries like Canada have stockpiled vaccines for people at higher risk, such as poultry workers and veterinarians. Seasonal flu vaccines, while not protective against bird flu, can reduce the chance of getting other influenza strains. Vaccines work by preparing your immune system to recognize and fight the virus, so even if you are exposed, you are less likely to get seriously ill.

Let us address a couple of common misconceptions. Eating cooked poultry or eggs does not transmit bird flu—the virus is killed during cooking. Also, out

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Welcome to “Bird Flu Explained: H5N1 Risks & Prevention,” a Quiet Please podcast. Let’s get straight to practical knowledge that can help you and your community stay safe. Today, we’re unpacking the facts about H5N1 bird flu—what it is, how it spreads, who’s most at risk, what you can do to protect yourself, and clearing up common myths with science.

Let’s start with the basics. H5N1, or avian influenza, is a type of flu virus that mainly infects birds, but it can also infect mammals—including cows, cats, and, rarely, humans. The Centers for Disease Control and Prevention notes that while most human cases involve direct contact with infected birds or animals, the virus has shown it can spread from cows to people, sometimes even without obvious exposure, as seen in a recent pediatric case in California.

So how does H5N1 spread? The main transmission route is direct contact with infected animals or their environments—like farms, backyard flocks, or wildlife. The virus can be in saliva, mucus, feces, and even raw milk. Recent research from Emory University and collaborators found that H5N1 can also spread through the air during milking on dairy farms, and infectious virus has been detected in both aerosols and wastewater on farms with outbreaks. That means workers in these settings face higher risk from breathing contaminated air or touching contaminated surfaces and equipment.

What are the high-risk behaviors and environments? Handling live or dead birds, working with poultry or dairy cattle, or visiting live animal markets all raise your risk. The U.S. Department of Agriculture and public health agencies warn that drinking raw milk, eating undercooked poultry or eggs, and feeding raw dairy or poultry products to pets are especially dangerous. There’s no evidence that properly pasteurized or cooked products spread the virus, so pasteurized dairy and fully cooked poultry and eggs are safe to eat.

Now, let’s talk prevention. If you work with animals or visit farms, always use personal protective equipment—that means a fit-tested N95 respirator, eye protection, gloves, coveralls, and boots. Dedicate clothing and shoes for farm work, and shower or change after exposure. Wash your hands thoroughly after any animal contact, and avoid touching your face. Work outdoors or in well-ventilated spaces when possible. For everyone, avoid raw milk and raw milk products, and cook poultry and eggs to at least 165 degrees Fahrenheit.

Vaccines are a key tool, but here’s how they work: Seasonal flu vaccines don’t protect against H5N1. However, specialized vaccines exist that can target bird flu strains, and these are used in some high-risk settings. Vaccines prompt your immune system to recognize and fight the virus, which can reduce the severity of the illness. Scientists are monitoring the virus closely and updating vaccines as needed.

Let’s bust some myths. You can’t catch H5N1 from eating properly prepared chicken or eggs, but raw or undercooked products are

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Welcome to "Bird Flu Explained: H5N1 Risks & Prevention," your three-minute guide to understanding what matters most about avian influenza, also known as H5N1, how it spreads, and how to protect yourself, your family, and your community.

H5N1 bird flu is a type of influenza virus that primarily infects birds but can occasionally spread to mammals, including humans. According to the CDC, most human cases are linked to direct or close contact with infected birds, their droppings, secretions, or contaminated environments. Recent outbreaks have also shown transmission from dairy cows, with studies from Emory University indicating that the virus can be present in airborne particles, milking equipment, and farm wastewater.

How does H5N1 spread? The virus travels through direct contact with infected animals or surfaces contaminated by secretions, such as saliva, mucus, or manure. In farming environments, airborne droplets and contaminated wastewater play important roles. Additionally, handling raw or undercooked poultry products and unpasteurized milk can put you at risk. However, the FDA states there is no evidence that properly cooked poultry or pasteurized dairy spreads H5N1.

Certain behaviors and settings significantly increase risk. These include working closely with poultry or livestock, especially on farms experiencing outbreaks, entering areas with wild or domestic bird populations, and failing to use personal protective equipment. The CDC recommends farm workers and those who handle birds use N95 respirators, gloves, eye protection, and designated clothing, and always wash hands thoroughly after exposure.

For prevention, follow these steps:

- Avoid contact with sick or dead birds and animals.

- Wear recommended protective gear if you work with poultry or livestock.

- Wash hands with soap and water after handling animals or being in their environments.

- Cook poultry and eggs to 165 degrees Fahrenheit and drink only pasteurized milk.

- For backyard flock owners, keep wild birds away, clean equipment and shoes before entering your bird area, and never share tools or vehicles with other farms.

- On a broader scale, farms should manage standing water to reduce contamination, and implement strong cleaning routines for equipment and facilities.

Vaccines are another key tool. Influenza vaccines work by triggering the body’s immune system to produce antibodies that recognize and neutralize the virus. While current vaccines target seasonal flu, researchers are working on H5N1-specific vaccines. These could help reduce severe illness and community spread if human transmission increases.

Let’s tackle some common misconceptions. First, you cannot catch bird flu from eating properly cooked poultry or eggs. Second, drinking pasteurized milk does not transmit H5N1. Third, pets cannot get bird flu if fed commercial or prepared foods. Scientific evidence from FDA and CDC supports these facts.

Special consideration is needed for children, older adults, pr

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Welcome to “Bird Flu Explained: H5N1 Risks and Prevention,” a Quiet Please production. Today we’re breaking down practical facts about the H5N1 bird flu so you know the real risks, smart behaviors, and the best ways to protect yourself, your family, and your animals.

First, what is H5N1? Bird flu, officially called avian influenza, is an infectious virus with the H5N1 strain being the most concerning due to its rapid global spread and deadly effects in both animals and humans. According to Stanford Medicine, H5N1 isn’t spreading efficiently from person to person—for now—but flu viruses can adapt quickly as they circulate among birds, cows, and humans, raising the possibility that a future outbreak could become much more serious.

How does H5N1 spread? Nearly all human cases are traced back to **direct contact with infected animals** or their environments. Touching sick birds, poultry, cattle, or contaminated surfaces—then touching your eyes, nose, or mouth—is a common transmission route. The virus can be inhaled, too, especially in enclosed spaces like barns or markets. You can also be exposed by handling raw, unpasteurized milk or undercooked eggs and poultry. According to public health officials, there’s no evidence of infection from pasteurized dairy or well-cooked poultry and eggs.

High-risk behaviors and places to avoid include:

- Handling sick or dead birds, poultry, or cattle without protective gear.

- Consuming raw dairy products or uncooked eggs/poultry.

- Visiting farms, open-air animal markets, or places with poor ventilation.

- Allowing pets, especially cats, near wild birds or farm animals.

Let’s talk about prevention. Step-by-step, here’s what you should do in workplaces or at home:

On the farm or around animals:

- Always wear **PPE**: gloves, N95 masks, goggles, protective coveralls, and disinfectable boots.

- Wash hands thoroughly after any contact with animals or their environment.

- Change clothes and shower after working with animals.

- Work outdoors or keep good ventilation inside.

- Keep birds and cattle separate from wildlife and minimize visitors.

- Quarantine new or returning birds before mixing them with your flock.

- Report sick or dead animals to local authorities immediately.

At home:

- **Cook eggs and poultry** to at least 165 degrees Fahrenheit.

- Only consume pasteurized milk and dairy products.

- Don’t let pets eat raw food or roam where wild birds are common.

- Wash hands after touching pets, especially if they’ve been outside.

In public and community spaces:

- Maintain good hand hygiene.

- Avoid direct contact with wild birds and animals.

What about vaccines? Seasonal flu vaccines do not protect directly against H5N1, but they reduce the risk of simultaneous infection from human and animal influenza strains. If both viruses infect a person, they can sometimes combine to create a more contagious variant. The CDC and global health agencies are testing and developing H5N1-specific vaccines, but widespread us

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Welcome to Quiet Please. I’m your host, and this is Bird Flu Explained H5N1 Risks and Prevention.

Bird flu, or avian influenza, is a contagious viral infection that primarily affects wild and domestic birds, but the H5N1 subtype has gained global attention for its ability to infect mammals like cows, cats, and even humans. According to the CDC, H5N1 is highly pathogenic in birds and has recently caused outbreaks in both poultry and U.S. dairy cows. Human cases are rare, but transmission is possible when people come into direct contact with infected animals, their droppings, or contaminated environments.

Let’s break down how H5N1 spreads. You can catch bird flu by breathing in contaminated dust or droplets, touching your eyes, nose, or mouth after handling infected animals or surfaces, or by consuming raw, unpasteurized milk or undereooked poultry or eggs. Most cases of bird flu in people are linked to close and prolonged exposure to sick or dead birds or mammals, as well as to milking or working with infected animals. Research published in Nature and by the University of Chicago Medicine highlights that airborne spores and farm wastewater contaminated with the virus are new concerning routes, especially on dairy farms during the milking process. No sustained human-to-human transmission has been detected in the U.S. to date, according to public health officials.

Certain settings and behaviors significantly raise the risk of infection. High-risk environments include poultry farms, live bird markets, and any locations where people come into direct contact with infected animals or contaminated farm equipment. High-risk behaviors include handling sick or dead birds without protection, drinking raw milk, eating undercooked poultry or eggs, and working in poorly ventilated barns or milking parlors.

Now, let’s talk practical prevention. If you work with poultry, cows, or visit live bird markets, always wear personal protective equipment like N95 masks, gloves, and eye protection. Only wear dedicated clothing and boots around animals, and always wash your hands with soap and water after exposure. For farm owners, it’s crucial to enforce strict biosecurity measures: clean and disinfect shoes, equipment, and vehicles; separate new or returning animals from existing ones for at least two weeks; and don’t share equipment with neighboring farms. Avoid standing water and manage food waste to prevent wild birds from congregating near your flocks. If you’re preparing food, make sure poultry and eggs are cooked to at least 165 degrees Fahrenheit and only consume pasteurized dairy products. Avoid feeding pets raw dairy, poultry, or eggs, as pets have also been infected in this outbreak. These measures are strongly recommended by experts at the CDC and Johns Hopkins.

Vaccines against influenza work by training your immune system to recognize and fight the virus. While current flu vaccines don’t prevent H5N1, they protect against seasonal flu and make it easier

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