Check Your City: Air Pollution Linked to Slower Marathon Times

Does the city you run in make a difference? Researchers say yes, it does.

When marathon runners hit the wall or fall behind their goal pace, they often blame fatigue, weather or nutrition. However, a study from Brown University published in Sports Medicine suggests a less obvious, environmental culprit: air pollution.

Resear...

FDA Warns 18 Websites for Selling Fake Botox Linked to Injuries

U.S. regulators have issued warnings to 18 websites that were selling fake or unapproved versions of Botox and similar wrinkle-relaxing injections.

The U.S. Food and Drug Administration (FDA) said it took immediate action after receiving reports of people getting injured by the products, including cases of botulism.

Botox is made fro...

Many Breast Cancer Patients Can Safely Skip Radiation After Mastectomy, Study Finds

A new study suggests that many women with early-stage breast cancer may not need radiation after a mastectomy, thanks to advances in modern cancer treatment.

The international clinical trial followed more than 1,600 women who had early-stage breast cancer. They were considered at intermediate risk for recurrence, meaning they had Stage 2 c...

Patch Eases Peanut Allergies Among Children

Treatment with an experimental peanut protein patch can help young children safely build tolerance to peanuts, a new study says.

More than 70% of children treated with the Viaskin Peanut Patch could tolerate at least three to four peanut kernels without a reaction after three years, researchers are scheduled to report Saturday in Orlando a...

Rural Pet Owners Have A Tougher Time Seeing A Vet, Study Says

Pet owners in rural areas might find it harder to get a vet appointment for their sick cat or ailing pooch, a new study says.

They also are more likely to wait longer and travel farther for a scheduled appointment, researchers reported recently in the Journal of the American Veterinary Medical Association.

“Access to v...

Teen Nicotine Vaping Trends Show Powerful Evidence Of Addiction

Tweens and teens who vape are becoming hopelessly hooked on nicotine, a new study warns.

Daily nicotine vaping nearly doubled between 2020 and 2024 among U.S. middle and high school students who use e-cigarettes, researchers reported Nov. 3 in JAMA Network Open.

The share of teen vapers who puff every day rose from 15% to ne...

COVID Vaccination Safer For Kids' Heart Health Than Infection, Study Says

The COVID vaccine is safer for kids’ heart health than if they become infected with the coronavirus, a new study has found.

Children who get COVID have an increased risk of rare heart complications including blood clots, heart inflammation and low platelet counts that lasts up to a year after their infection, researchers report in th...

Spinal Cord Injuries Put People At Risk For Chronic Health Problems

A spinal cord injury might be only the beginning of a person’s health woes, according to a new study.

People who’ve suffered spinal cord injuries are more likely to develop an array of chronic health problems, researchers reported Nov. 4 in JAMA Network Open.

High blood pressure, elevated cholesterol, stroke, hea...

Transgender Women's Heart Health Not Harmed By Hormone Therapy

Transgender women using estradiol for their transition don’t run an increased risk of heart attack or stroke, a new study says.

In fact, their hormone treatment might have a protective effect on the heart and blood vessels compared to cisgender men, researchers reported Nov. 4 in the European Heart Journal.

However, tr...

Healthy Habits Slash Genetic Dementia Risk in Adults with Type 2 Diabetes

New research suggests that those with type 2 diabetes (T2D) and a genetic risk for dementia can significantly lower their odds for cognitive problems by adopting a heart-healthy lifestyle.

The preliminary findings — to be presented Saturday at an American Heart Association (AHA) meeting in New Orleans — show that a strong commi...

Maldives Becomes First Nation to Ban Smoking for an Entire Generation

The Maldives has become the first country in the world to ban tobacco use for an entire generation, after a new law took effect Saturday.

Under the rule, anyone born on or after Jan. 1, 2007, is permanently banned from buying, using or being sold cigarettes or any other tobacco products in the country, the Maldives Health Ministry announce...

New Research Explains Why Children Get Easily Distracted

Kids are known for jumping from one thing to the next, even when they’re supposed to stay focused, but a new study suggests that behavior doesn’t owe to curiosity alone.

Scientists say children’s working memory just isn’t developed enough to help them stay locked in on a single task. For the study, they forced adult...

Could Pig Kidneys End the Transplant Shortage? First U.S. Trial Begins

A first-of-its-kind clinical trial is beginning in the United States to see if pig kidneys could help save the lives of people waiting for a human organ transplant.

United Therapeutics, the company that developed the genetically edited pig kidneys, said Monday that the first transplant in the trial has already taken place at NYU Langone He...

New Study Links Wildfire Smoke to Premature Births

Wildfire smoke may do more than harm the lungs.

New research shows it could also raise the risk of premature birth.

A large study from the University of Washington found that pregnant people exposed to wildfire smoke were more likely to deliver early.

The findings, published Nov. 3 in The Lancet Planetary Health, are b...

The Way A Man Loses Weight Matters To His Fertility, Review Says

Losing weight is considered one way to improve male fertility, but how guys drop pounds also matters, a new evidence review says.

Men who lost weight through diet and exercise did wind up with better sperm quality, even with modest weight loss, researchers recently reported in the journal Human Reproduction Update.

However, ...

AI-Guided Sperm Analysis Results In First Successful Pregnancy

The first successful pregnancy has occurred using sperm gathered with advanced artificial intelligence (AI), researchers say.

The fertility team used AI to scan the male partner’s semen sample for two viable sperm, which were then used to create two embryos and start a pregnancy, researchers recently reported in The Lancet.<...

Remote Health Monitoring Increases Doctors' Ability To See More Patients

Health care has been revolutionized by devices that can remotely monitor people’s vital signs, allowing doctors to keep tabs on things like blood pressure between office visits.

Such monitoring might also help people more easily see a family doctor, a new study says.

Practices that adopt remote monitoring technology can treat m...

Intermittent Fasting Doesn't Affect Mental Ability, Review Finds

Intermittent fasting shouldn’t dull an adult’s ability to think, remember and problem-solve, a new evidence review says.

Mental abilities like memory recall, decision making and responsiveness aren’t hampered by skipping a meal or fasting for a half-day, according to an analysis published Nov. 3 in the journal Psychol...