All smokers face a higher risk of heart attack, but the threat is particularly high among those under 50, a new study finds. Compared to former smokers and nonsmokers in their age group, heart attack risk was nearly 8.5 times higher Read more
Aerobic exercise may strengthen memory and thinking skills in older adults with mild cognitive impairment (MCI), a small study suggests. People with mild cognitive impairment are at increased risk for Alzheimer's disease. The study included 16 people, average age 63, who Read more
Coronaviruses are common viruses that most people get at some time in their lives. They are common throughout the world, and they can infect people and animals.