Marijuana use among teens rose in 2011 for the fourth straight year.
Vitiligo is an autoimmune skin disease that affects about 2 million Americans.
Canadian researchers found that benefits of deep brain stimulation for patients with Parkinson's disease can last at least 10 years.
Learn how to recognize a concussion.
Divorce rate for bariatric patients high?
Surgical advances allow many people to live full lives.
Asthma and Allergy Foundation of America says allergy prevalence overall has been growing since the early 1980s.
Accident victim perseveres for big day.
Prevalence of sleep apnea is expected to grow with the rise in obesity and the aging population.
Michigan has seen a spate of sledding injuries.