Embryo Research To Reduce Need For In Vitro Fertilization Raises Ethical Concerns

Enlarge this image A light micrograph of a primitive human embryo, composed of four cells, following the initial mitotic divisions that ultimately transform a single-cell organism into one composed of millions of cells. Science Photo Libra/Getty Images hide caption toggle caption Science Photo Libra/Getty Images Researchers have conducted a controversial study that involved paying dozens of young women...

This Strange Microbe May Mark One of Life’s Great Leaps

A bizarre tentacled microbe discovered on the floor of the Pacific Ocean may help explain the origins of complex life on this planet and solve one of the deepest mysteries in biology, scientists reported on Wednesday.Two billion years ago, simple cells gave rise to far more complex cells. Biologists have struggled for decades to...

Blood Pressure Patterns Are Different for Women

Blood pressure begins to increase at younger ages in women than in men, and it goes up at a faster rate, a new study reports.On average, women who develop heart disease are about 10 years older than men who develop it. But this report, published in JAMA cardiology, suggests that high blood pressure, one...

Where Surgeons Don’t Bother With Checklists

Ten years ago, checklists for surgeons were all the rage. Inspired by the preflight routines of airline pilots, surgical checklists were shown to prevent tragic errors, reduce infections and save lives. Dr. Atul Gawande, a Harvard-trained surgeon, championed them in The New Yorker and wrote a book about them, “The Checklist Manifesto: How to...

'A Lifeline' For Doctors Helps Them Treat Postpartum Depression

Enlarge this image Jennifer Ford of Oakham, Mass., went through serious postpartum depression after her second pregnancy. She got help from her obstetrician, after he connected with a statewide program that supports doctors. Kieran Kesner for NPR hide caption toggle caption Kieran Kesner for NPR As a young woman, Jennifer Ford struggled with anxiety and depression. When she...

Run a First Marathon, and Your Arteries May Look 4 Years Younger

Complete a first marathon and rejuvenate a major artery. That is the message of an inspiring new study of novice runners and their aortas. The study finds that training for and finishing a marathon can spruce up arteries, leaving them more flexible, healthy and biologically younger than before, even if runners are older or...

Bushfire Smoke Causes Player To Forfeit Her Qualifying Match For Australian Open

Enlarge this image A spectator wears a mask to cope with the smog during an Australian Open practice session at Melbourne Park. Poor air quality caused practice sessions to be suspended on Tuesday. Michael Dodge/AP hide caption toggle caption Michael Dodge/AP A blanket of smoke from massive wildfires in Australia hangs like a blanket over the city of...

Minimum Wage Raises Could Lower Suicide Rates, Study Says

Raising the minimum wage could lower the suicide rate, according to a study published last week, delivering labor advocates a tantalizing new finding about the broader impacts of wage changes even as some experts said other factors could explain the decrease.More than 47,000 Americans died by suicide in 2017, and with other so-called deaths...

Medicare for All? A Public Option? Health Care Terms, Explained

Enlarge this image As Democratic presidential candidates prepare to debate again on Tuesday night, health care proposals are likely to come up, as they did during the November 20 debate. Presidential candidate Sen. Elizabeth Warren, D-Mass., (left) Former vice president Joe Biden and Sen. Bernie Sanders, I-Vt., (right) will be among the candidates debating. The...

That Lead Apron in the X-Ray Room? You May Not Need It

CHICAGO — Patients have come to expect a technician to drape their torsos with a heavy lead apron when they get an X-ray, but new thinking among radiologists and medical physicists is upending the decades-old practice of shielding patients from radiation.Some hospitals are ditching the ritual of covering reproductive organs and fetuses during imaging...