• Changing several friends or changing peer groups
• Suddenly popular with friends who are older and unknown to family
• Becoming involved with peers when formerly isolated from peers
• More frequent phone calls
• Social activities occurring more often, sometimes at odd hours
• Thrill seeking behaviors - evidenced by law breaking, promiscuity, and other dangerous physical situations

• Isolation from family members (hiding in room, locking bedroom door) and avoiding family activities
• Exhibiting negative attitude toward rules and parents
• Failing to follow through on promises
• Sneaking out of the house
• Becoming manipulative
• Lying

• Lacking motivation and lower grades
• Sleeping in class
• Skipping class or school
• Dropping out of school activities
• Becoming disrespectful of teachers, administrators, and rules
• Frequently being disciplined
• Suspended or Expelled

• Smelling of alcohol, marijuana or stale smoke
• Frequent minor illnesses (headaches, nausea, slight tremors, flu-like symptoms, vomiting, sluggishness)
• Neglects taking prescribed medications or takes more medications than usual
• Memory lapses
• Weight changes or unusual eating patterns (types of foods, amounts, time of day)
• Frequent use of eye drops for bloodshot eyes
• Change in normal sleep patterns (more or less than usual, frequent naps)
• Injuries occurring more often
• Frequent infections or infections which don't heal
• More frequent complaints of pain or illness

• Shoplifting or stealing from family members
• Unruly behaviors like skipping school and not following family rules
• Incidents or Charges for Public Intoxication, DUI, Vandalism, Breaking and Entering, Underage Use)
• Involved in car accidents or near misses
• Selling drugs

• Impaired judgment (putting self in dangerous situations)
• Talking about or attempting suicide
• Violent or threatening (verbally or physically)
• Lethargic or apathetic
• Mood swings
• Burned Out
• Operating at an inappropriate maturity level

• Poor management of money
• Spending large sums of money and asking for money
• Having drug paraphernalia in bedroom or school locker
• Reading drug oriented magazines
• Wearing drug oriented clothing and accessories
• Using drug slang, talking about drugs