
Support Starts at Home
Parents and guardians play a powerful role in prevention. Explore tools, tips, and resources to help you guide, support, and empower the young people in your life.
Recognizing the Signs
of Substance Use
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Withdrawal from family or friends
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Increased anger, sadness, or fatigue
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Sudden drop in grades or skipping school
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Loss of interest in hobbies or activities
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Change in friend group or isolation
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Neglecting personal hygiene
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Changes in eating or sleeping patterns
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Legal trouble or school disciplinary actions
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Growing tension at home or with peers
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Increased secrecy or hiding behaviors
Trust your instincts—if something feels off, it’s okay to ask questions and seek help.
Need support?
Call SAMHSA’s National Helpline at 1-800-662-HELP (4357)
for free, confidential assistance, available 24/7
Worried about a teen or young adult in your life?
Changes in mood, behavior, or routines may be signs of substance use. While every young person is different, here are some common red flags to watch for:
Risk & Protective Factors: What Tips the Scale
Every young person navigates a unique mix of influences—some that help them thrive, and others that may increase their risk for substance use. Think of it like a scale: the more protective factors we can build, the more we can balance out or even outweigh the risk factors they may face.

Protective
Factors
Strong caregiver involvement and guidance
Healthy self-esteem and coping skills
Physical and emotional safety at home, school, and in the community
Supportive peer relationships and friendships
Positive social norms and role models
Risk
Factors
Past trauma or ongoing stress
Mental health challenges like anxiety or depression
Experiences of child abuse or neglect
Economic hardship and poverty
Struggles at school or declining academic performance
Friends who use substances or easy access to drugs
WHY IT MATTERS
When risk factors begin to outweigh protective ones, a young person may shift from wellness to experimentation—and possibly toward long-term substance use or substance use disorder. But with the right support, we can help tip the scale back toward positive health, resilience, and thriving futures.

How Drugs Impact
the Teen Brain
Teens are especially vulnerable to the effects of substances like cannabis. Their brains are still developing—and regular use can seriously interfere with that growth.
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What’s at Risk?
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Teens who use cannabis regularly may score one grade lower in school than their peers.
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Long-term use can cause a drop of up to 8 IQ points between childhood and adulthood.
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These changes can be permanent, even if drug use stops later in life.
How the Brain is Affected
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Planning & Decision-Making (Prefrontal Cortex)
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Focus & Reaction Time
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Memory & Learning
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Judgment & Impulse Control
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Dopamine & Serotonin Regulation (neurotransmitters tied to motivation, mood, and reward)
Long-Term Consequences
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Difficulty in school or dropping out
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Increased risk of car accidents or risky behavior
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Co-occurring mental health disorders (anxiety, depression)
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Addiction and dependency
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Delayed emotional and social development
What You Can Do
As a parent or guardian, your involvement matters. Talk early. Talk often. Stay curious, not critical.
Together, we can protect growing minds and help our teens make healthy, informed choices.