Before going any further, here’s the main thing parents should know about swimming lessons: all children should have them. Every year, over 4,500 people die from drowning in the United States — and, in fact, drowning is the leading cause of death for children ages 1 to 4.…

Animals renowned for their outstanding night vision include owls, cats, tarsiers (a tiny primate in Southeast Asia) — and even the dung beetle. But humans? Not so much. Over time, many people suffer from night blindness, also known as nyctalopia. This condition makes seeing in dim or dark…

Sustainable living treads lightly on natural resources and follows a rethink, reuse, repurpose mantra to minimize waste. Big and small wallet-friendly tips can help you save money and befriend our planet this summer, says Dr. Wynne Armand, a primary care physician at Harvard-affiliated Massachusetts General Hospital, and associate…

Cancer treatment can involve difficult tradeoffs, and that's also true of the testosterone-blocking drugs used in treating prostate cancer. These drugs work in two different ways. Androgen deprivation therapies (ADT) shut down the body's production of testosterone, a hormone that fuels prostate cancer growth. A newer class of…