Are the leading cause of death for 15- to 20-year-olds a. suicides b. motor vehicle crashes c. gunshot wounds

Analyze the relationship between good nutrition and disease prevention: how can reducing your saturated fat intake lower the risk of heart disease?

List several ways that negative life events (death in the family, being laid off, etc) may affect your physical health.

Active immunity refers to: a. the defenses people are born with. b. temporary immunity granted from another source. c. immunity gained through immunization and exposure to diseases. d. natural immunities that protect humans from other animal diseases