Use of tech at bedtime puts children at risk for higher BMI and too little sleep, new study finds.
Teens who use e-cigarettes at high risk of smoking traditional cigarettes, study finds.
Smartphone and Internet addiction may change brain chemistry, new study finds.
ER visits for self-injury increasing among young girls, study finds.
Moderate to vigorous exercise lowers the risk of death in older women, study finds
Marijuana use among teens has not increased in a decade, study finds