The Crisis Clinic is a great resource for suicide prevention and mental health support.
Suicide Prevention Information
FAQ on suicide, symptoms of depression and suicidal danger signs, most common misconceptions about suicide, what students should do if a friend had depression, what hospitalization does for depressives and a recommended reading list.
Information on depression provided by the National Institute for Mental Health.
Collection of information on eating disorders by a non profit organization.
The National Institute of Mental Health gives a sketch of each known anxiety disorder and has a keyword search to help identify symptoms.
This site contains basic information about this organization which assists adults and teens with alcohol related concerns. It includes 20 questions designed to help teenagers decide whether or not Alateen is for them.