A-Z Health Topics Index
Can We Prevent Aging?
Find out the truth behind antioxidants, calorie restriction, hormones, and supplements. Discover ways to support healthy aging and prevent or delay the onset of age-related disease and decline.
Diabetes in Older People
Learn how to tell if you have diabetes, steps to take if you have prediabetes, and tips to control blood glucose levels and stay healthy.
Flu—Get the Shot
Learn all about flu—how it spreads, symptoms and treatment, the difference between cold and flu, and the importance of getting a flu shot.
HIV, AIDS, and Older People
Read about HIV (human immunodeficiency virus) and AIDS in older people. Learn how people get AIDS, what are the symptoms, and if there is a cure.
Preventing Alzheimer’s Disease: What Do We Know?
Learn what research shows about Alzheimer's risk factors and prevention strategies, including exercise, diet, and cognitive training.
Shots For Safety
Read about shots for shingles, pneumonia, flu (influenza), tetanus, diphtheria, MMR, and other diseases. Learn how these vaccines can keep you well.
Skin Care and Aging
Learn how your skin changes with age; fight wrinkles, liver spots, and dry skin; and use these tips to protect yourself from skin cancer.