 Mental health care is working for Diego. See what it can do for you at mentalhealthcareworks.org. A message from the American Psychiatric Association Foundation. Suicide is the third leading cause of death among peoples aged 15 to 19. 2007 marks the beginning of a rise in both suicide and suicide attempts. And 80% of suicides had previous warning signs. Within your seven hours at the school, over 1,000 suicide attempts will take place, with about 40 of them successful.