4 Your Health: Study on exposure to cigarette smoke

NBC News- Exposure to cigarette smoke during the first years of life may lead to behavior problems later on.Researchers collected saliva samples from over a thousand children.They found those who had higher levels of continue a by-product of nicotine were more likely to exhibit symptoms of hyperactivity and conduct problems.The association remained, regardless of childrens' poverty level or a parental history of ADHD, depression and pregnancy complications.Teen social media use linked to higher