InfoTrak

Then, according to published statistics, 1 in 5 kids aged 12 to 18 have experienced bullying. We'll learn what to do if your child is a victim, from former middle school teacher Joanna Quinn, author of Greta Grace, a book focused on bullying and self-esteem.

A recent medical study had startling results: adults under the age of 45, who consumed any form of marijuana, had nearly double the number of heart attacks than those who didn't use the drug. We'll talk with David Mazer, MD, from the University of Toronto, to learn lessons from his research.

Craig Gundersen, PhD, Soybean Industry Endowed Professor in Agricultural Strategy, Professor in the College of Agricultural, Consumer and Environmental Sciences Department of Agricultural and Consumer Economics at the University of Illinois led a study that found that 5.4 million people age 60 or older in the U.S., or

8.1 percent, did not have enough food for an active, healthy lifestyle. He explained how

food insecurity adversely affects a senior citizen's health, and why many low income seniors fail to take advantage of government programs available to them.

Dale Bredesen, MD is author of The End of Alzheimer's: The First Program to Prevent and Reverse Cognitive Decline. Dr. Bredesen said his research has determined that Alzheimer's disease is not a single condition, but three similar ones--each with a different cause. He said new research is giving hope that the disease can be prevented and, under certain circumstances, even reversed. He said every American should get a cognitive and genetic test at age 45, to determine their likelihood of developing Alzheimer's.

Jack Kosakowski is President and CEO of Junior Achievement USA. Mr. Kosakowski discussed a recent survey conducted by his organization that found that 77 percent of parents are concerned about their children's ability to have a successful job or career as adults, in light of global competition and automation. He talked about the rapidly changing career environment, and how Junior Achievement is adapting to today's tech environment to help teenagers.

And, Sangeetha Abdu Jyothi, PhD, from the University of California, Irvine recently authored a report that concludes that a severe solar storm could plunge the world into an "internet apocalypse" that keeps large swaths of society offline for weeks or months at a time, by damaging long undersea internet cables that connect continents.

Then, marijuana use among college students has risen over the past five years to historic levels, while their alcohol consumption is dropped. Nora Volkow, MD, Director of the National Institute on Drug Abuse, explains the possible reasons.

Some experts are suggesting that Americans should stop using cash, especially larger denominations. William Lastrapes, PhD, Professor of Economics at the University of Georgia, believes that eliminating cash would cut down on illegal transactions and reduce tax evasion.

Professional astronomers have identified just 30 or so "active asteroids." Colin Orion Chandler, doctoral student and Presidential Fellow at Northern Arizona University's Department of Astronomy and Planetary Science, founded a volunteer project, seeking thousands of citizen scientists to help with the search for these rare objects in space.

The old saying "hard work never hurt anyone" may still be true, but working hard for too many hours could be a health hazard, according to a new report from the World Health Organization. Frank Pega, PhD, epidemiologist, health economist, Technical Officer in the Environment, Climate Change and Health Department at the World Health Organization in Geneva, Switzerland, says long working hours are killing 745,000 people a year worldwide.