The Healthspan Collective

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This episode is part of our Fan Favorites series, where we bring back some of our most loved conversations for anyone who missed them the first time around. This episode with Tim Spector is a must!

In this episode of The Healthspan Collective, host Nicole Doran sits down with Tim Spector, professor at King’s College London and co-founder of Zoe, to challenge almost everything we think we know about nutrition. Drawing on decades of twin research, Tim reveals that identical twins share only about 25% of their gut microbes, meaning the advice that works for someone else may be doing nothing or even working against you, and that genes play a far smaller role in how your body responds to food than most people assume.

This is one of those conversations that genuinely changes how you think about what you eat. Tim breaks down the case for fiber, plant diversity, and fermented foods in a way that is practical and evidence-backed, while taking on some of the biggest nutrition debates of the moment including carnivore diets, seed oils, protein obsession, and the myth that calories are the whole story. If you have ever felt confused by conflicting nutrition advice, this episode is the reset you need.

What We Cover:
- Why identical twins have completely different gut microbiomes and what that means for your diet
- The case for 30 plants per week, fermented foods, and polyphenol-rich eating for gut health and longevity
- How menopause changes the way your body responds to sugar and food
- The honest truth about carnivore diets, keto, seed oils, and the beef tallow debate
- Why ultra-processed foods are more dangerous than their labels suggest and how to spot them
- Why 12 to 14 hours overnight without eating may be one of the simplest things you can do for your gut

Chapters:
00:15 Meet Tim Spector and the Twin Study That Changed Nutrition
06:02 Why Personalized Nutrition Is Not a Trend It Is the Science
09:30 How Menopause Changes the Way Your Body Responds to Food
17:31 The Three Rules That Actually Support Gut Health
23:31 Polyphenols, Red Wine, and the Rainbow Diet Explained
27:56 The Honest Truth About Carnivore, Keto, and Seed Oils
33:51 Ultra Processed Foods, Healthy Packaging Tricks, and Carb Myths
49:55 Are We Too Obsessed With Protein and Calories
56:46 Rapid Fire: IBS, Sweeteners, Breakfast, and Five Gut Health Rules
01:04:47 Where to Find Tim Spector and Zoe

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In this episode of The Healthspan Collective, host Nicole Doran shares an honest and unfiltered third-trimester update at 31.5 weeks, covering everything from the physical symptoms nobody warned her about to the mental and emotional shifts that come with being this close to the finish line. From nesting urges and intense hunger to swelling, sleep disruption, and unexpected waves of emotion, this one is as real as it gets.

Nicole also brings her signature longevity lens to pregnancy, breaking down why what you do now and in the early postpartum period matters far beyond the fourth trimester. From the research on breastfeeding and long-term disease risk to postpartum metabolic health, strength training, and sleep, this conversation is for any woman who wants to come out of pregnancy stronger and more informed than she went in.

What We Cover:

• What the third trimester actually feels like at 31.5 weeks, including symptoms nobody talks about enough
• How workouts have shifted to prenatal strength training, pelvic floor therapy, and walking, and why that is enough
• The longevity case for postpartum health and why breastfeeding research is worth knowing about
• Practical nutrition priorities, including protein timing, iron absorption, and why choline matters
• Navigating OB care, midwife support, hypnobirthing, and having a flexible mindset about birth
• Pregnancy myths worth dropping and what the science actually says about eating, lifting, and labor

Chapters:

00:00 What the Third Trimester Actually Feels Like
02:08 Symptoms, Nesting, Hunger, and Sleep
06:50 How Workouts Have Shifted and Why
11:34 The Longevity Case for Postpartum Health
16:09 Hormones, Love, and the Partner Dynamic
25:22 Navigating OBs, Midwives, and Doulas
32:43 Nutrition Priorities: Protein, Iron, and Choline
36:26 Birth Preferences, Epidurals, and Staying Flexible
41:35 Labor Induction Myths and the Placenta Pill Debate
53:06 Pregnancy Myths Worth Dropping for Good
58:50 Rapid Fire and the Postpartum Prep Plan

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In this episode of The Healthspan Collective, host Nicole Doran sits down with Laura-may Harrington, founder of Brand You Communications, for a conversation that is equal parts career-defining and deeply personal. Laura-may opens up about being denied a promotion she was promised because of an impending maternity leave, and then being laid off on her first day back, and how that experience became the catalyst for building something entirely her own.

Laura-may has spent her career helping women and executives communicate with the kind of confidence that actually moves the needle, and this conversation gets into exactly how that is done. From pocket stories and anchor statements to media training and negotiating your worth, she breaks down communication as the learnable skill most women were never taught, and why the way you speak about yourself at work might be the single thing holding you back more than anything else.

What We Cover:
- Why communication confidence is a skill anyone can build and exactly how to start
- The maternity leave promotion snub and layoff that pushed Laura-may to start her own business
- How to advocate for a promotion, negotiate your value, and stop minimizing your language at work
- The difference between communicating on a podcast, a stage, and in a media interview
- Pregnancy culture differences between Ireland and the US and what American women are missing
- Pocket stories, anchor statements, and the preparation habits that make great communicators

Chapters:
00:00 The Maternity Leave Promotion Snub That Changed Everything
04:06 Pregnancy Culture in Ireland vs the US
07:02 Getting Laid Off on Her First Day Back and What Came Next
14:15 The Communication Training Framework That Actually Works
20:53 How to Speak Up, Own Your Value, and Stop Minimizing
30:09 Irish vs American Work Mindsets and Confidence Culture
37:57 Pocket Stories, Anchor Statements, and Media Training
43:38 Pregnancy Reality, Postpartum Support, and Community Resources
48:19 What Nobody Tells You About Pregnancy and Working
53:36 Rapid Fire Advice and Final Encouragement

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In this fan favorite episode of The Healthspan Collective, host Nicole Doran sits down with Dr. Christopher Shade, PhD, founder and CEO of Quicksilver Scientific, for a conversation we loved so much we had to bring it back.

Dr. Shade unpacks the deeper science behind detox, hormone balance, immune repair, and longevity, and how liposomal delivery systems, advanced binders, and immune-regulating peptides are reshaping the future of health. From mold toxicity and post-viral inflammation to hormone imbalances and gallbladder dysfunction, this episode offers a refreshingly detailed roadmap for anyone navigating brain fog, fatigue, inflammation, or hormonal chaos.

What We Cover:

• How liposomal delivery systems work and why they outperform traditional supplements
• The Push-Catch detox protocol and how to sequence it safely
• Mold toxicity, post-COVID inflammation, and blocked drainage pathways
• How estrogen dominance impacts liver flow and what to do about it
• Histamine reactions, mast cell activation, and the nervous system connection
• Peptide and hormone delivery innovations and the future of personalized health
• The role of spirituality in scientific innovation

Resources and Links:

• Quicksilver Scientific: https://www.quicksilverscientific.com/
• Dr. Shade's Push-Catch Protocol: https://www.quicksilverscientific.com/products/pushcatch-r-liver-detox
• Liposomal Glutathione: https://www.quicksilverscientific.com/products/glutathione
• Liposomal Vitamin C: https://www.quicksilverscientific.com/products/vitamin-c
• Dr. Shade's BitterX: https://www.quicksilverscientific.com/products/bitter-x
• Quicksilver Scientific Institute (for practitioners): https://www.quicksilverscientific.com/pages/qsi-information
• Kidney Care: https://www.quicksilverscientific.com/products/kidney-care
• Work with a Functional and Integrative Medicine Practitioner at PurForm: https://purformhealth.com/treatments/functional-medicine/

Chapters:
00:00 Introductions
00:24 Meet Dr. Christopher Shade
02:09 From Mercury Testing to Longevity
04:59 Mercury Detox 101
07:45 Liposomal Delivery Explained
11:55 The Push-Catch Detox System
14:32 Personal Detox Protocol Tips
24:27 Post-COVID Symptoms and Detox
28:02 Dysbiosis and Inflammation
29:11 Mast Cell Activation and Histamine
31:14 Calming Post-COVID Immune Response
36:43 Female Hormone Delivery Innovations
43:01 Peptide and Personalized Health
47:42 Spirituality in Scientific Innovation
51:46 Final Thoughts and Takeaways

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In this episode of The Healthspan Collective, host Nicole Doran sits down with Dan Baird, founder of NADS, to have a conversation that most people have never thought to have: what is your underwear actually doing to your hormones and fertility? Dan shares the story behind NADS, from a C4 fracture at 23 that led to chronic inflammation, fatigue, and dangerously low testosterone, to discovering through functional medicine that the answers were hiding in plain sight, including in the fabric closest to his body.

Dan brings an entrepreneur's honesty and a health advocate's depth to a topic that is equal parts fascinating and genuinely important. He breaks down the science behind why polyester and conventional cotton may be quietly disrupting male reproductive health, what certifications actually mean versus greenwashing, and what men and their partners should actually be doing to support fertility and testosterone long term. This one is for the guys, and for every woman who loves one.

What We Cover:

• How a C4 fracture and low testosterone at 23 led Dan to completely overhaul his approach to health
• Why polyester underwear may be affecting male fertility and the study that started it all
• The toxins hiding in conventional underwear including formaldehyde, phthalates, and PFAs
• What GOTS and OEKO-TEX certifications actually mean and how to spot greenwashing
• Practical fertility tips for men including labs, sleep, whole foods, and reducing toxin exposure
• Dan's morning routine, his take on cold plunges and morning sun, and how faith shapes his approach to entrepreneurship
• What it actually takes to build a brand in the apparel industry from scratch
  

Chapters:
00:00 The Polyester Fertility Study That Changes Everything
04:28 How a Neck Injury Led to Low Testosterone at 23
09:18 The Sauna Moment That Sparked NADS
18:45 The Toxins Hiding in Your Underwear
22:09 What Certifications Actually Mean and How to Spot Greenwashing
24:11 Practical Fertility Tips and Sleep Optimization
31:15 Faith, Stress, and Building Something That Matters
47:13 The Fertility Basics Every Man Should Know
50:33 Founder Lessons, Mentors, and Early Hustles
01:08:51 Morning Sunlight, Vitamin D, and Where to Find NADS

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This episode is brought to you by Fringe. Use code HEALTHSPANCOLLECTIVE15 for a discount for the next two weeks following this episode. After that, use code HEALTHSPANCOLLECTIVE10 for an ongoing discount for our audience.

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In this episode of The Healthspan Collective, host Nicole Doran sits down with Dr. Abbey Kramer, chiropractor and medical director at Fringe, to cut through the noise on some of the most talked about and most misunderstood topics in the wellness space right now. From sunlight and microplastics to EMFs and the supplement industry, this conversation is equal parts eye-opening and practical, giving you real information you can actually apply to your daily life.

Dr. Kramer brings a grounded, no-nonsense clinical perspective to topics that tend to get either completely overcomplicated or wildly overhyped. She breaks down what actually matters, what is mostly marketing, and what most people are simply missing from their foundational wellness routine. If you have ever felt overwhelmed by wellness information and unsure what to actually prioritize, this episode is your starting point.

What We Cover:

• Smart sunlight exposure, vitamin D production, and why conventional sunscreen deserves a second look
• Lyme disease basics and simple tick prevention steps most people skip
• Microplastics in clothing and practical ways to reduce your daily exposure
• EMF reduction strategies that are actually realistic and do not require overhauling your life
• Why the supplement industry is poorly regulated and exactly what to look for on a label
• The core essentials most people are deficient in: minerals, magnesium, and vitamin D
• Red light therapy explained: how it works, who it is for, and the different devices worth knowing about

Chapters:00:00 The Sun and Skin Cancer Debate

07:11 Smart Sun Exposure and Circadian Light

16:37 Lyme Disease Basics and Prevention

21:26 Microplastics in Clothing and How to Reduce Exposure

26:11 Why the Supplement Industry Is Poorly Regulated

31:04 The Core Essentials Most People Are Missing

40:45 EMF Exposure and Practical Reduction Strategies

45:10 How to Read a Supplement Label and Spot Marketing Tricks51:48 Are Greens Powders Worth It

54:22 Red Light Therapy Explained and Fringe Devices

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In this fan favorite episode of The Healthspan Collective, host Nicole Doran sits down with Peggy Tanos, former Real Housewife of Orange County, model, TV host, and wellness advocate, for a conversation we loved so much we had to bring it back.

Peggy has spent her life approaching health and beauty from the inside out. From navigating postpartum depression naturally after the births of her daughters, to building an anti-aging routine that prioritizes moderation over intervention, her perspective is refreshingly grounded. She is the creator of her own anti-aging show, Ageless, and someone who has clearly done the work on her body, her mindset, and her spirit.

What We Cover:

• How 5-HTP supported her through postpartum depression naturally
• Her inside-out approach to anti-aging and why moderation is everything
• Why she chooses ultrasound and thermography over mammograms
• The laser treatments worth the downtime and the ones that aren't
• Clean, fragrance-free skincare and what she actually uses
• Sun exposure, vitamin D, and her philosophy on safe sun
• Manifestation, vision boards, reiki, and the spiritual practices she swears by
• Raising health-conscious kids and the family wellness habits she lives by
• Her decision to leave Housewives and create her own show Ageless
• Coffee, wine, histamines, and the longevity habits she refuses to give up

Chapters:
00:00 Meet Peggy Tanos
08:15 Mammograms vs Ultrasound and Thermography
14:19 The Ageless Show and Anti-Aging Philosophy
19:44 DIY Skincare Tools and At-Home Treatments
32:26 Sun Exposure and Vitamin D Practices
39:28 Family Wellness and Raising Health-Conscious Kids
44:36 Manifestation, Gratitude, and Spiritual Practices
01:00:57 Postpartum Depression and Natural Supports
01:13:53 Life After Housewives and Reality TV
01:16:43 Clean Beauty, Injectables, and Longevity Habits

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In this episode of The Healthspan Collective, host Nicole Doran is joined by her sister and podcast producer Mackenzie Peterson for a special birthday-week episode dedicated entirely to their mom. Consider this the big sister advice episode with a twist, because the best big sister advice they ever received came from the woman who raised them. Part wellness episode, part love letter, this one is for every mom who was ahead of her time and every daughter who did not fully appreciate it until she grew up.

From growing up in a Latin, ingredient-based household with dinner at 6:00 PM every night, to feeling completely at home in a weight room before it was cool, Nicole and Mackenzie unpack the habits, mindsets, and niche little tips their mom instilled in them that they now realize most people's moms simply did not teach them. Equal parts practical, personal, and genuinely funny.

• What We Cover:
• Why working out as a daily routine rather than a punishment changes everything
• Growing up in an ingredient household with scheduled meals and what that did for their health long-term
• The importance of sports young and why it teaches you more than just how to play a game
• Avoiding extreme diets and health trends in favor of the basics that actually last
• Confidence, smiling, looking put together, and why small boobs are actually a gift
• Packing a healthy snack, Vaseline on your feet, Vicks for congestion, and other niche mom tips that actually work
• How to advocate for yourself at the doctor and why feeling bad is not normal
• Never judging others, having strong interpersonal skills, and supporting your friends
• Why travel and encouraging independence might be the greatest gift a parent can give

Chapters:
00:00 The Mama Wisdom That Started It All
03:40 Working Out as a Daily Routine
06:22 Growing Up in an Ingredient Household
10:44 Sports, Teamwork, and the Confidence They Built
17:05 Stop with the Extreme Diets and Trends
22:44 The Basics That Actually Work for Longevity
26:40 Confidence, Small Boobs, and Looking Put Together
31:52 Smile More and Pack a Snack
45:26 How to Advocate for Yourself at the Doctor
58:19 Never Judge, Support Your Friends, and Embrace Travel

Follow Nicole and Mackenzie on instagram! @nicolejdoran @mackenziepetersonn

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In this episode of The Healthspan Collective, host Nicole Doran sits down with Chloe Parsons, known as @averagefitfluencer, Weight Watchers coach and former ambassador, for one of the most refreshingly honest conversations about diet culture, body image, and what it actually takes to build a healthy relationship with food. Chloe has tried it all, from HCG and keto to Atkins and South Beach, and after years of losing and regaining weight, she found something that actually stuck, and it was not another restrictive diet.

Chloe shares how losing 60 pounds before her wedding, regaining it, and then rebuilding her confidence shaped her entire approach to coaching, and how pregnancy brought all of those old fears around weight gain and control rushing back. This conversation is warm, funny, and deeply relatable for any woman who has ever felt like her worth was tied to the number on a scale.

What We Cover:

• Why restrictive dieting always failed and what finally made the difference
• How Weight Watchers shifted Chloe's mindset from restriction to balance and adding foods
• Pregnancy body image, weight gain fears, and how the second trimester changed everything
• Practical habits like building balanced plates and the proffee protein coffee hack
• Self-compassion over all-or-nothing thinking and how to coach yourself through hard moments
• Modeling a healthy relationship with food and movement for the next generation
• Meeting Oprah, running the NYC Marathon, and the moments that defined Chloe's journey

Chapters:
00:36 Every Diet Era Chloe Has Tried and Why None of Them Stuck
04:03 What Weight Watchers Actually Teaches and Why It Felt Different
13:39 Learning to Eat Balanced Instead of Just Eating Less
18:12 Losing 60 Pounds Before the Wedding and What Came After
23:14 Pregnancy Weight Fears, Body Comparison, and Second Trimester Reset
34:06 Meeting Oprah and the Weight Watchers World
39:25 Practical Habits: Balanced Plates, Proffee, and Self-Compassion
44:36 From Makeup Artist to Weight Watchers Coach
53:41 GLP-1 Programs and Teaching Kids a Healthy Food Mindset
01:08:26 Running the NYC Marathon and Why Lasting Change Happens Slowly

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In this episode of The Healthspan Collective, host Nicole Doran sits down with Dr. Faryal Farooqi, longevity and functional medicine physician, to have one of the most nuanced and honest conversations about GLP-1 medications that exists right now. From why these drugs are being wildly overprescribed without proper patient planning, to the phenomenon of "Ozempic babies" and what the current data actually says about early pregnancy exposure, this episode cuts through the noise and gets into the details that most providers are not talking about.

Dr. Farooqi shares how her practice approaches compounded microdosing with personalized follow-up to support muscle preservation, metabolic health, and long-term outcomes rather than just the number on the scale. Nicole also opens up about her own pregnancy thyroid experience and what changed after a dose adjustment, making this one of the most personal and clinically rich conversations the show has had. They also get into postpartum recovery, breastfeeding considerations, peptide stacking, aesthetic treatments, and supplement strategy for long-term health.

What We Cover:
- Why GLP-1s are overprescribed and what a responsible microdosing approach actually looks like
- Ozempic babies explained: how improved metabolic function affects fertility and what early pregnancy exposure data shows
- What happens to oral contraceptive absorption on GLP-1s and what women need to know before stopping
- Postpartum recovery timelines, breastfeeding considerations, and returning to GLP-1s safely
- Aesthetic treatments, peptide stacks, and skin tightening options postpartum
- Dr. Farooqi's top five supplements and her approach to cycling for long-term metabolic health

Chapters:
00:16 Why GLP-1s Are Overprescribed and How Microdosing Changes the Picture
04:06 Dr. Farooqi's Path Into Functional and Longevity Medicine
09:12 Are GLP-1s Being Used Responsibly and What the Data Says
14:40 Ozempic Babies, Fertility, and Birth Control Absorption Risk
31:17 Trying to Conceive, Breastfeeding, and GLP-1 Safety
38:04 Postpartum Recovery Timeline and Returning to Treatment
44:23 Aesthetics, Skin Tightening, and Postpartum Body Changes
52:48 Keto, Fasting, Ketones, and Stacking Treatments
01:03:46 Peptide Stacks, Longevity Protocols, and Supplement Strategy
01:11:44 Top Five Supplements, Hot Takes, and Wrap Up

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