• Fatal kidney and lung disorders
• Possible brain damage
• Depression
• Hallucinations
• Disorganized lifestyle
• Permanent psychological problems
• Violent and aggressive behavior
• Weight loss
• Insomnia
• Behavior resembling paranoid schizophrenia
• Decreased social life
• Malnutrition
• Poor coping abilities
• Disturbance of personality development
• Lowered resistance to illnesses
• Liver damage
• Stroke
• Death