v. 1. Addiction : tobacco, alcohol, and other drugs -- v. 2. Mental health depression, suicide, and other issues -- v. 3. Sexuality and pregnancy -- v. 4. Physical activity, weight, and eating disorders -- v. 5. Injuries and violence -- v. 6. Environmental poisoning -- v. 7. HIV infections, AIDS, and STDs -- v. 8. Diseases and disabling conditions.