Provides information about statistics, prevention, symptoms, and research on a variety of healthly living issues including: Aging, Antibiotic Resistance, Birth Defects, Bone Health, Excessive Alcohol Use, Family Health Histories, Folic Acid, Genetics and Genomics, Mental Health, Nutrition, Oral Health, Overweight and Obesity, Physical Activity and Exercise, Reproductive Health, Sexual Health, Sleep and Sleep Disorders, Smoking and Tobacco Use, Vaccines and Immunizations, and Water.