Suicide among the elderly increases with age and correlates with gender and race. White males over age 85 complete suicide at almost six times the national average. Elder suicide is most rampant among the fastest growing aged cohorts. Elder suicide is under-reported. It is associated with depression and with factors causing depression, e.g., chronic illness, physical impairment, unrelieved pain, financial stress, loss and grief, social isolation, and alcoholism.
Depression is tied to low serotonin levels.
Serotonin, which decrease with age, is a neurotransmitter which limits violent and self-destructive behavior. Reducing social interaction, self-care, and grooming. Complaining of decreased energy or fatigue. A sudden interest or disinterest in religion. Putting affairs in order, giving things away, or making changes in wills.