Adelaide: Addictive behavior such as drug and alcohol abuse could be associated with poor development of the so-called "love hormone" system in our bodies during early childhood, according to researchers at the University of Adelaide.

New York: Vitamin D deficiency has been implicated in numerous health conditions in recent years, including depressed mood and major depressive disorder.

Washington: Lingering stress from major disasters can damage health years later, according to a new Tulane University study that found a three-fold spike in heart attacks continued in New Orleans six years after Hurricane Katrina.

Washington: Despite having access to online ratings, patients can’t distinguish the quality or performance of one hospital from another, finds a new study in Health Services Research.

Arlington Heights: Forty-nine percent of children and adults with persistent asthma are not using controller medications according to results of a first of its kind survey of 1,000 asthma sufferers.

Dallas: Leftover cigarette smoke that clings to walls and furniture is a smelly nuisance, but now research suggests that it could pose a far more serious threat, especially to young children who put toys and other smoke-affected items into their mouths.