The Hype and Limits of At-Home Gut Microbiome Tests

The market for at-home gut microbiome tests is booming, with companies promising insights into health, chronic illness and even longevity through intestinal bacteria.

But many gastroenterologists are urging consumers to be cautious, according to The Associated Press, as the science backing these direct-to-consumer tests is extreme...

No Clear Link Between Acetaminophen And Autism Or ADHD, Major Reviews Find

There’s no clear evidence linking acetaminophen use during pregnancy with developmental issues like autism or ADHD, two major evidence reviews have concluded.

Any increased risk observed in dozens of studies tended to cancel out when researchers adjusted for other potential factors, or when they compared between siblings to validate ...

What's Better For Eczema, Bathing Daily or Weekly?

Bathing can be a tricky subject for people with eczema, some of whom fear that a daily bath might cause a symptom flare.

But a major study now says eczema patients can choose to wash up either daily or just one to two times per week without any fear of their symptoms getting worse.

There was no difference in eczema symptoms between a...

Tailored Doses of Vitamin D Halve Heart Attack Risk

Vitamin D might help people with heart disease avoid a heart attack, if it’s provided in a dose tailored to you by a doctor, a new study says.

Folks provided vitamin D reduced their risk by more than half, researchers reported Sunday at the American Heart Association’s annual meeting in New Orleans.

But there’s a ca...

Coffee Might Reduce Heart Rhythm Risk

A cup of coffee might actually benefit some people with a common heart rhythm disorder, a new study says.

Adults with atrial fibrillation who drank a daily cup of coffee were 39% less likely to have an episode of irregular heart rhythm, compared to those who avoided caffeine, researchers reported Nov. 9 in the Journal of the American M...