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The Latest Reason to Breast-feed: Milk is Alive

Nutrition for One? Scientists Stalk the Dream of a Personalized Diet

Warning of ‘Pig Zero’: One Drugmaker’s Push to Sell More Antibiotics

Who Can Adopt These Navajo Children? A Tale of Two Mothers and a Bitter Constitutional Fight

Deadly Falls in Older Americans Are Rising. Here’s How to Prevent Them.

Their Children Were Conceived With Donated Sperm. It Was the Wrong Sperm.

Why Gulping Down a Cold Drink Feels So Rewarding

‘Screen Time’ Is Over

Measles Outbreak Now at 880 Cases, With Fastest Growth Still in New York

What Do New State Abortion Laws Really Mean for Women?

What Do New State Abortion Laws Really Mean for Women?

Drug Agency Calls for Strong Warning Labels on Popular Sleep Aids

In Month After ‘13 Reasons Why’ Debut on Netflix, Study Finds Teen Suicide Grew

Scientists Create Speech From Brain Signals

Kentucky’s Senator McConnell Supports Bill to Raise Minimum Age to Buy Tobacco to 21

This Genetic Mutation Makes People Feel Full — All the Time

In India, a Renewed Fight Against Leprosy

F.D.A. Halts U.S. Sales of Pelvic Mesh, Citing Safety Concerns for Women

Employee Wellness Programs Yield Little Benefit, Study Shows

Doctors Use Electrical Implant to Aid Brain-Damaged Woman