Health, features and articles | Educational Science

May 31, 2015

CPR Mobile App System Sends Trained Adults to Rescue

When a person's heart suddenly stops beating, CPR can sometimes save that person's life. But if someone goes into cardiac arrest on the street, CPR might not be an option if no one nearby knows how to do it. Now, researchers hoping to fix this problem have developed a mobile...

May 31, 2015

Should You Take Out a Perfectly Good Prostate?

Dr. David Samadi is chairman of urology and chief of robotic surgery at Lenox Hill Hospital in New York City, and a board-certified urologist and oncologist specializing in the diagnosis and treatment of prostate cancer, urologic diseases, kidney cancer and bladder cancer. He developed the Samadi Modified Advanced Robotic Technique...

May 31, 2015

Snacking on Peanuts May Extend Your Life

People who regularly eat peanuts may live longer, a new study from the Netherlands finds. But before you get too excited, peanut butter doesn't count. In the study, people who ate at least a third of an ounce (10 grams) of peanuts or other nuts daily were 23 percent less...

May 31, 2015

Can Chocolate Really Benefit Your Heart?

Chocolate is good for your heart — sort of, maybe. Eating up to 3.5 ounces (100 grams) of chocolate daily is linked with lowered risks of heart disease and stroke, scientists reported today (June 15) in the journal Heart. That amount of chocolate is equal to about 22 Hershey's Kisses,...

May 31, 2015

Skinny Jeans Gave Woman Nerve and Muscle Damage

A woman in Australia who spent long hours squatting while wearing skinny jeans experienced muscle damage in her legs that was so severe it impaired her ability to walk, according to the new report of her case. The woman regained the ability to walk unaided after being treated at a...

May 31, 2015

Too Much Vitamin B12 Linked to Acne

Too much vitamin B12 may promote acne, according to a new study. The study found that, in the presence of vitamin B12, the skin bacteria that are commonly linked to acne start pumping out inflammatory molecules known to promote pimples. In the study, scientists investigated the differences between skin bacteria...

May 31, 2015

Baby's Gaze May Predict Later Hyperactivity

A newborn's gaze may hold clues to how he or she will behave a few years later, new research suggests. In the study, researchers looked at 80 newborns, who were just 1 day to 4 days old, and measured how long the babies focused their gazes on images that were...

May 31, 2015

How Same-Sex Marriage Ruling Could Improve Health

The Supreme Court decision that same-sex couples anywhere in the United States have a right to marry could improve the health of gay, lesbian and bisexual people, experts say. A large body of evidence shows that heterosexual people who are married have better physical and mental health than people who...

May 31, 2015

Toxic Fish Poisons More People Than Thought

An illness called ciguatera poisoning, which is caused by eating certain fish, is more common in Florida than previously believed, a new study finds. Each year, 56 Floridians become ill with this kind of poisoning for every 1 million people in the state, according to the new estimate from researchers...

Apr 30, 2015

Insomnia Can Worsen Chronic Pain Conditions

People who have problems sleeping may also be more sensitive to pain, thus potentially worsening the effects of chronic pain conditions, new research from Norway shows. In the study, researchers measured pain sensitivity in more than 10,000 adults who were participants in the Tromsø Study, anongoing public health study in...

Apr 30, 2015

Your Personal Microbes Can Single You Out

The bustling communities of microbes in and on your body are unique to you — so much so that they might be used to identify you from a crowd of hundreds of other people, a new study suggests. Researchers analyzed information from more than 200 people who had samples taken...

Apr 30, 2015

Thin Air Might Increase Depression in Mountain States

The eight intermountain states of the American West, sometimes called the Suicide Belt, have high elevations and the associated thin air. Now, researchers say the low oxygen in these areas is linked with signs of depression, and could potentially even contribute to suicides in some regions. In 2012, Colorado, Wyoming,...

Apr 30, 2015

Weekend Drug Use Tends to Become Daily

People who take illegal drugs only on the weekend often wind up becoming daily users, new research suggests. More than half of recreational drug users in the study, who initially reported using illegal drugs only on the weekends, were found to later be using drugs during the week too, according...

Apr 30, 2015

Doctors' Group Offers Screening Advice for 5 Cancers

Advice about cancer screening can be confusing, with different medical groups recommending different tests at different times. But now, a new paper from one leading U.S. physicians' group is distilling all the advice and offering guidance to adults about getting screened for five common cancers. A panel of doctors from...

Apr 30, 2015

Testosterone Rules for Women Athletes Are Unfair, Researchers Argue

This story was updated June 2 at 1:10 p.m. EDT. Elite women athletes are currently barred from competing in top-tier competitions, such as the Olympic Games and World Championships, if their testosterone levels are too high. But for women with naturally high levels, this regulation may be premature, as the...