Talking about wanting to die or to kill oneself.

Talking about feeling hopeless, having no reason to live or being a burden to others.

Talking about feeling trapped, isolated, or in unbearable pain.

Increasing the use of alcohol or drugs.

Acting anxious or agitated; behaving recklessly.

Sleeping too little or too much.

Showing rage or talking about seeking revenge.

Displaying extreme mood swings.