A surgeon recommended a hip replacement, but Kenneth Cevoli said no thanks. “They’re really quick to try to give you fake joints and make a bunch of money off you,” he said. At 71, Mr. Cevoli, a high-school guidance counselor…

ImageSafety and suicide prevention brochures next to guns for sale at a store in Montrose, Colo.CreditBrennan Linsley/Associated Press Legislators and gun safety advocates often focus on how guns are purchased. But many lives could be saved, especially among children, if…

Every couple of years, the Centers for Disease Control and Prevention asks middle and high school students to fill out surveys in class for the Youth Risk Behavior Surveillance System. If students are sexually active, it asks for the age…

The cellphones known as 5G, or fifth generation, represent the vanguard of a wireless era rich in interconnected cars, factories and cities. Whichever nation dominates the new technology will gain a competitive edge for much of this century, according to…

You’ve probably heard of lichens, complex organisms consisting of a fungus and an alga (and sometimes a bacterium) that break down rocks to create soil. Though lichens vary widely in color and form, most often seen are the white crusty…

Leading drug companies including Teva, Pfizer, Novartis and Mylan conspired to inflate the prices of generic drugs by as much as 1,000 percent, according to a far-reaching lawsuit filed on Friday by 44 states. The industrywide scheme affected the prices…

Welcome to the Running newsletter! Every Saturday morning, we email runners with news, advice and some motivation to help you get up and running. Sign up here to get it in your inbox. For Priya Parthasarathy, a podiatrist in Silver…

LONDON — A new program in Wales will allow family doctors to offer patients an unusual prescription for better health: bicycles. The pilot program, the first such initiative in Britain, according to the health board that is leading it, reflects…

Chicago, Los Angeles and Miami are the cities most likely to see the next measles outbreaks, according to an unusual new study. Researchers at the University of Texas at Austin and Johns Hopkins University mapped the 25 American counties most…

Gretchen Harris likes the small brick house she bought in Norman, Okla., 36 years ago. She’s fond of her neighbors and the magnolia tree she planted in the front yard. And having a single-story residence proved helpful after knee replacement…