Health & Safety

A study from Niger reveals a dramatic drop in mortality among children given a twice-yearly dose of azithromycin. Yet concern remains about the potential impact on antibiotic resistance.

Giant gyres of plastic in the ocean grab headlines, but it's the tiny bits of plastic that scare scientists. And they've made their way everywhere, a new study finds — including in our seafood.

It turns out you aren't simply a clone of cells from the womb. Over a lifetime, mutations create a patchwork of tissues made with pieces that have subtly different genetic signatures.

The former prime minister of New Zealand and gender equality champion is at the Women Deliver conference in Vancouver, where attendees treat her like a rock star.

A billing glitch could cause lapses in private drug policies and Medicare Advantage plans that provide both medical and drug coverage. Premiums weren't deducted from some Social Security checks.

Niels Högel admitted to injecting patients with heart drugs so he could try to resuscitate them. He was initially accused in a handful of deaths but was found to have been involved in dozens more.

The company agreed to make the payments to resolve federal criminal and civil investigations of its marketing practices. Five of its executives were convicted separately for the same practices.

Members of the Seven Summits Club reflect on the recent deaths on Mount Everest and explain how drive and risk analysis coexist in extreme mountaineering.

National Institutes of Health research "that requires new acquisition of fetal tissue from elective abortions will not be conducted," the Department of Health and Human Services says.

That makes it the second U.S. city to do so – last month, Denver voters approved a ballot initiative that decriminalizes the "magic" mushrooms.