• Bloodshot eyes
  
• Slurred or agitated speech
  
• Sudden or dramatic weight loss or gain
  
• Skin abrasions/bruises
  
• Neglected appearance/poor hygiene
  
• Frequently sick
  
• Accidents or injuries
  
• Unusual odors on breath; stains and odors on clothing
  
  
  

Behavioral

• Hyperactivity or unusual aggression
• Secretive behavior, including lying and locked doors
  
• Hidden stashes of alcohol, drugs or drug paraphernalia
  
• Missing alcohol or prescription medicine
  
• Missing money/valuables or increase of borrowing money
  
• Not fulfilling responsibilities or missing school or work
  
• Paranoia - suspiciousness
  
• Avoiding eye contact
  
• Change in personal grooming habits
  
• Wearing sunglasses and/or long sleeve shirts frequently or at inappropriate times
  
• Use of incense, room deodorant or perfume to hide smoke or chemical odors
  
• Smoking cigarettes
  
  
  

Emotional

• Sudden shifts or changes in mood and personality
  
• Emotional instability
  
• Depression
  
• No interest in previously enjoyed hobbies or activities
  
• Change in friends/peers
  
• Going out every night