AIDS/HIV & STDs
CDC National Prevention Information Network – information on HIV/AIDS, STD prevention and TB prevention

Alcoholism & Drugs
AL-ANON & ALATEEN –  self-help recovery program for families and friends of alcoholics
SADD – Students Against Destructive Decisions – dedicated to helping students make the right decisions
Partnership for a Drug-Free America – drug information, FAQs, help for parents and more
Alcohol Rehab Guide – connects alcoholics and their families with the help they need to conquer the disease
Drug Rehab – substance abuse and addiction information
Substance Abuse Guide for Parents – guide for parents on how to handle the issues of teen drug and alcohol abuse
Teen Rehab Center – resources and tools to get help
Addiction Center – a free web information guide that connects addicts and their families with the help they need to put their lives together.

Eating Disorders

National Eating Disorders Association – general information on eating disorders

Mental Health
Substance Abuse and Mental Health Administration – directory of organizations providing mental health services and information
HelpGuide.org – covers all areas of mental health and well being

Nutrition
My Plate – official USDA web site on the new food groups guidelines

Suicide
Teen Suicide – articles, fact and information on teen suicide and related issues

Teen Parenting
Teen Wire – Planned Parenthood sexuality and relationship information