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As commander of the coalition forces in Iraq, Maj. Gen. Walter Piatt juggled ruthless pursuit of enemies and delicate diplomacy with tribal leaders, using a trove of modern weaponry and streams of tech-generated data. But his best decisions, he said,…

PARIS — France has banned several types of textured breast implants that have been linked to a rare form of cancer. The ban, which covers macro-textured and polyurethane implants, took effect on Friday. It was announced this week by France’s…

On Wednesday, the former vice president and potential presidential candidate Joe Biden released a video in which he discussed the importance of personal space. “Social norms have begun to change,” he said. “They’ve shifted, and boundaries of protecting personal space…

The Food and Drug Administration warned rogue stem-cell clinics on Wednesday to stop selling unproven treatments that could harm patients. The agency’s latest effort, like most of its previous ones, consisted only of letters to companies and clinics. One letter…

Consumers whose drug benefits are managed by Express Scripts could see their out-of-pocket costs for insulin limited to $25 a month under a plan announced on Wednesday. The move is aimed at addressing rising anger over the cost of the…

The measles outbreak that led to a state of emergency in New York’s Rockland County began far away: in an annual Hasidic pilgrimage from Israel to Ukraine. It is emblematic of a series of fierce, sometimes connected measles outbreaks —…

A wide swath of Mozambique devastated by Cyclone Idai two weeks ago is now at a tipping point, humanitarian agencies said on Tuesday. About two million people have seen their homes or crops destroyed, and cholera is spreading fast. Malaria,…

In 2011, Dr. Dena Dubal was hired by the University of California, San Francisco, as an assistant professor of neurology. She set up a new lab with one chief goal: to understand a mysterious hormone called Klotho. Dr. Dubal wondered…

Dozens of women were filmed without their knowledge while receiving medical attention — including having surgery and giving birth — at a California hospital, according to a lawsuit filed last week in a state superior court. A lawyer for the…

The question might seem indelicate. But transplant centers find it is necessary these days to know the answer even before they place a patient on the list for an organ transplant. “How will you pay for the anti-rejection drugs?” These…