Working up a good sweat when you exercise lets you know you’re working hard, but it’s also a sign that you’re losing water — water that needs to be replaced. Water not only regulates your body temperature, it also helps lubricate joints and transport nutrients. If you’re not properly hydrated, you won’t be able to…  read on >

Teens who abuse prescription drugs, like opioid painkillers, are prone to initiating or being victims of dating violence, a new study finds. In a nationwide survey of more than 10,000 teenagers who had dated in the past year, the researchers found that non-medical use of prescription drugs by boys was associated with sexual dating violence.…  read on >

Women who are overweight or obese may need to be screened for breast cancer more frequently, new Swedish research suggests. The reason? Overweight or obese women are at greater risk of having breast cancer detected after the tumor has grown large — over 2 centimeters — than their slimmer counterparts, the study found. Heavier women…  read on >

Overweight kids who are shamed or stigmatized are more likely to binge eat or isolate themselves than to make positive changes such as losing weight, a leading pediatricians’ group says. In a new policy statement, the American Academy of Pediatrics (AAP) offers guidance to help parents, teachers, school officials and pediatricians assist overweight and obese…  read on >

Satisfying a sweet tooth can be tricky when you’re trying to reach or maintain an ideal weight. You want to enjoy dessert without racking up fat and calories or triggering the urge to overeat. All healthy lifestyle diets stress fruit for dessert, but grapes and bananas can get boring fast. Add pizzazz to your fruit-picking…  read on >

Obese people who follow a low-fat weight-loss plan could tack extra years onto their life, a new review of medical evidence suggests. Such diets appear to help decrease overall risk of early death by 18 percent in people with obesity, amounting to six fewer deaths for every 1,000 people, researchers concluded. “Weight loss by cutting…  read on >

Despite safety warnings from drug regulators, some U.S. children are still being given a risky painkiller after having their tonsils removed, a new study finds. At issue is the opioid painkiller codeine. In 2013, the U.S. Food and Drug Administration issued a “black box” warning, advising doctors against prescribing codeine to children to control tonsillectomy…  read on >

The top two medications used to treat opioid addiction appear equally safe and effective, a new study finds. With the United States in the midst of an unprecedented opioid crisis, researchers conducted a head-to-head trial of two leading addiction treatments — naltrexone (Vivitrol) and buprenorphine-naloxone (Suboxone). “The newer drug, naltrexone, was as effective in keeping…  read on >

Aggressively treating gum disease may help lower blood pressure in people at high risk for high blood pressure, according to new research. The study involved 107 Chinese women and men, aged 18 and older, who had pre-hypertension (blood pressure on the high end of normal) and moderate to severe gum disease. Half received intensive treatment…  read on >

Consumption of sodas and other sweet drinks — a big source of sugar in Americans’ diets — has dropped in the past decade among both kids and adults, researchers find. Overall, the number of adults who said they drank a sugary beverage on a daily basis dropped by 12 percentage points between 2003 and 2014,…  read on >