They are hurting themselves, for example, cutting skin or taking an overdose
Sudden weight loss or gain
Not caring
Reading or writing about suicide online, or posting photos or videos about suicide

Reckless behaviour
They do not seem to be coping with any problems they may be having
Changes in mood- becoming depressed, angry or enraged
They feel worthless, guilty or ashamed
Saying they want to die or kill themselves
They have no hope for future
Use of drugs or alcohol to cope with difficult feeling or thoughts
They suddenly seem calm or happy after they have been depressed or suicidal
They give away possessions, pay back debts or tie up loose ends
They stop taking medications
Becoming obsessed with death
They seem to have lost interest in life or things they used to enjoy