The signs of substance abuse are sometimes hard to spot.

Physical warning signs of drug abuse

  • Bloodshot eyes, pupils larger or smaller than usual.
  • Changes in appetite or sleep patterns.
  • Sudden weight loss or weight gain.
  • Deterioration of physical appearance, personal grooming habits.
  • Unusual smells on breath, body, or clothing.
  • Tremors, slurred speech, or impaired coordination.