With ads everywhere for pro- or pre-biotic foods and supplements, most people are familiar with the gut microbiome—the trillions of bacteria, fungi, and viruses that colonize our digestive tract—and ...

She so resents her sister-in-law for showing off her body that she’ll skip a beach week, but her husband says that’s ridiculous. Carolyn Hax writes a daily advice column for The Post and has a weekly ...

GDF15 is best known for metabolic effects in managing obesity but has been implicated in nausea experienced by some pregnant women. Data now show how GDF15 attenuates adaptive immunity through a ...

MS is a chronic disease that affects the central nervous system. When you have MS, your immune system attacks the protective sheath (myelin) that covers nerve fibers, and this can lead to ...

The worlds of professional sports and entrepreneurship are colliding this summer in Park City, Utah, where elite NFL athletes will meet with proven operators and vetted founders for three days of deal ...

Leana S. Wen, a Washington Post contributing columnist, writes a twice-weekly column on a broad range of topics with an emphasis on public health and health policy. She writes the newsletter The ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Childhood thyroid cancers are uncommon and have a fairly good prognosis. Papillary adenocarcinoma is the most prevalent malignant tumor of the thyroid in children and adults with radiation-induced or ...

Blood cancers affect blood cells and bone marrow — the spongy tissue inside your bones where blood cells are made. These cancers change the way blood cells behave and how well they work. You have ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Howie Carr has written two New York Times bestsellers, is a member of the National Radio Hall of Fame and has won a National Magazine Award. He hosts a syndicated daily four-hour radio show, two hours ...