Washington: Vitamin D-deficient individuals are twice as likely to be diagnosed with schizophrenia as people who have sufficient levels of the vitamin according to a new study published in the Endocrine Society’s Journal of Clinical Endocrinology & Metabolism.

Chicago: Researchers identified zinc as one of the most important essential trace metals in human nutrition and lifestyle in a new review article in Comprehensive Reviews in Food Science and Food Safety, published by the Institute of Food Technologists.

Washington: After an injury or surgery, rehabilitation is often a critical factor on the road to recovery. Since physical therapy is usually a weekly commitment and may be for an extended period of time, convenience is an important consideration, according to JeMe Cioppa-Mosca, vice president of Rehabilitation at Hospital for Special Surgery in New York City.

Washington: Too much dietary fat is bad for the heart, but the right kind of fat keeps the heart healthy, according to a paper published in The Journal of Experimental Medicine.

Dallas: Cardiologists at UT Southwestern Medical Center found that sedentary behaviors may lower cardiorespiratory fitness levels. New evidence suggests that two hours of sedentary behavior can be just as harmful as 20 minutes of exercise is beneficial.

Schaumburg: Melasma is a common skin problem that causes brown to gray-brown patches on the face. More likely to affect women and people with darker skin tones, melasma affects more than six million women in the US.