Rochester, Minnesota - Seasonal affective disorder, or SAD, is a form of depression. Year-round treatment with medication for SAD may be recommended in some cases. But research has shown that, for many people with a history of SAD, treatment with a light box beginning in early fall can be useful in preventing SAD. Medication starting at that time may be helpful, too.

Scottsdale, Arizona - No matter what your age, insomnia usually is treatable. The key often lies in changes to your routine during the day and when you go to bed. These tips may help.

Dallas, Texas - When punch dribbled out of the side of Dan Merritt’s mouth during a Halloween celebration at his daughter’s house, his wife quickly recognized stroke signs and drove him to the hospital.

Washington, DC - Household air pollution created by using wood, coal and other solid fuels for cooking and heating homes is a leading cause of respiratory and cardiovascular diseases worldwide, and causes more than 4 million premature deaths each year, according to the World Health Organization (WHO). To tackle this global health problem, the National Institutes of Health (NIH), with partial support through a grant from the Bill & Melinda Gates Foundation, is funding a $30.5 million, multi-country trial to determine if using a widely available, clean, alternative cooking fuel significantly reduces deaths and illnesses, especially in women and children who suffer the greatest exposure.

Atlanta, Georgia - A new study from American Cancer Society researchers finds eleven of the 15 cancers with the most impact on healthy years of life lost in the United States are closely-associated with two preventable risk factors: smoking and alcohol. The study, appearing early online in the American Journal of Preventive Medicine, also finds the cancer burden is 20% to 30% higher in African Americans than in all races/ethnicities combined.

Washington, DC - Research shows dental sealants to shield the back teeth could prevent up to 80 percent of cavities in school-aged children. They are quick, easy, and painless to apply – yet according to a new CDC Vital Signs, about 60 percent of school children ages 6-11 years don’t get dental sealants.