Recognizing the Signs of Addiction in a Family Member

Medically Reviewed By

Brittany Kowalski, LCSW, ACS, CCS

Clinical Director, Speranza Behavioral Health · Last clinically reviewed August 2026

When You Start to Wonder

It usually starts with a feeling. Something is off. You can't quite name it, but you know the person sitting across from you at dinner isn't the same person they were six months ago. Maybe they're more withdrawn. Maybe they're more irritable. Maybe there's money missing, or pills missing, or time that can't be accounted for. Maybe you've found yourself making excuses for them — to friends, to employers, to yourself.

If you're reading this, you probably already suspect. What this guide will give you is a framework for understanding what you're seeing, the clinical signs that distinguish addiction from ordinary stress or life change, and what to do once you've confirmed your suspicion.

The Physical Signs of Addiction

Substance use disorder leaves physical traces. While the specific signs vary by substance, there are common physical indicators that warrant attention:

• Changes in sleep patterns — insomnia, oversleeping, or a dramatically shifted sleep schedule that doesn't align with work or life demands.
• Weight fluctuations — significant weight loss or gain that isn't explained by diet, illness, or exercise changes.
• Bloodshot or glassy eyes — or pupils that appear unusually dilated or constricted.
• Poor hygiene — a noticeable decline in personal grooming, dental care, or appearance that is out of character.
• Tremors or shakes — particularly in the hands, often most visible in the morning.
• Slurred speech — not just when drinking, but at unexpected times.
• Frequent nosebleeds or runny nose — common with cocaine and other snorted substances.
• Needle marks or track marks — on arms, hands, feet, or between toes.
• Frequent illness — a weakened immune system from chronic substance use.

Not every physical change indicates addiction. But a cluster of these signs — especially when combined with the behavioral and psychological signs below — is a strong signal.

The Behavioral Signs of Addiction

Behavioral changes are often the first thing families notice, and they're often the most painful. The person you love may start acting in ways that feel like a betrayal of who they are:

• Secrecy and lying — about where they've been, who they were with, what they spent money on, or why they missed an obligation. Addiction thrives in secrecy, and the person will go to great lengths to protect their access to the substance.
• Missing money or valuables — unexplained withdrawals, maxed-out credit cards, pawned items, or borrowed money that never gets repaid. This is one of the most common signs families report.
• Neglecting responsibilities — missing work, skipping family obligations, letting bills go unpaid, abandoning hobbies or activities that once mattered.
• New social circles — distancing from long-time friends and family while spending time with new people you never meet.
• Legal problems — a DUI, a possession charge, a theft, or an arrest that feels out of character.
• Failed attempts to cut down — the person may repeatedly promise to stop or cut back, then fail. This isn't weakness — it's the nature of the disease.
• Continued use despite consequences — using even after a DUI, a medical emergency, a relationship collapse, or a job loss. This is the clinical hallmark of addiction: the behavior continues despite clear harm.
• Doctor shopping — seeing multiple doctors for the same complaint, or frequently requesting specific medications.
• Isolation — withdrawing from family events, social gatherings, and activities that once brought joy.

The Psychological Signs of Addiction

Addiction reshapes how a person thinks and feels. These changes can be subtle at first, but they tend to intensify over time:

• Mood swings — dramatic shifts between euphoria, irritability, depression, and anxiety that don't match the situation.
• Defensiveness — reacting with anger or deflection when asked about their behavior, their whereabouts, or their substance use.
• Paranoia — unfounded suspicion about others' motives, or a sense that people are watching or judging them.
• Anxiety and agitation — particularly when access to the substance is delayed or restricted.
• Depression and apathy — a loss of interest in life, a flat emotional range, or a sense that nothing matters anymore.
• Impaired judgment — making decisions that are clearly self-destructive or out of character.
• Cognitive changes — difficulty concentrating, memory gaps, or trouble following conversations.

Substance-Specific Signs

While the signs above are common across substance use disorders, certain patterns point to specific substances:

Opioids (heroin, fentanyl, prescription painkillers): Pinpoint pupils, nodding off during conversations, needle marks, severe drowsiness, and flu-like withdrawal symptoms (muscle aches, sweating, nausea) when the drug wears off.

Stimulants (cocaine, meth, Adderall): Dilated pupils, rapid speech, extreme energy followed by crashes, weight loss, teeth grinding, nosebleeds, and periods of sleeplessness followed by long sleeps.

Benzodiazepines (Xanax, Klonopin): Slurred speech, stumbling, memory gaps, extreme drowsiness, and rebound anxiety or panic when the medication wears off.

Alcohol: Smell of alcohol, hidden bottles, drinking alone, morning drinking, blackouts, and withdrawal symptoms (tremors, sweating, anxiety) when not drinking.

What to Do When You See the Signs

Recognizing the signs is the first step. What you do next matters enormously.

1. Don't wait for rock bottom. The idea that someone has to hit rock bottom before they'll accept help is a dangerous myth. Early intervention consistently produces better outcomes. Every day the addiction continues, the neural pathways deepen and the consequences accumulate.

2. Document what you've observed. Write down specific instances — dates, behaviors, changes you've noticed. This isn't for a confrontation; it's for clarity. When you eventually talk to a professional or your loved one, having concrete examples is more effective than vague concerns.

3. Talk to a professional first. Before you confront your loved one, call an addiction treatment center. Most offer free consultations with admissions counselors who can help you understand your options, assess the severity of the situation, and plan the conversation. At Speranza Behavioral Health, our admissions line is available 24/7 at (866) 814-0126.

4. Don't enable. Enabling means shielding the person from the consequences of their addiction — paying their bills, making excuses, bailing them out, lying for them. Enabling feels like love, but it removes the natural pressure that might motivate change. Setting boundaries is one of the hardest and most important things a family member can do.

5. Get support for yourself. Living with a loved one's addiction takes a profound toll. Al-Anon, Nar-Anon, and individual therapy are not just for the person in recovery — they're for you. You need support to maintain your own wellbeing and to be in the strongest possible position to help.

The Most Important Thing

If you take one thing from this guide, let it be this: you are not responsible for your loved one's addiction, and you cannot control their recovery. What you can do is recognize the signs, get informed, get support, and be ready to help when they're ready to accept it. And you can call us. We're here for families as much as we're here for individuals.

If you're seeing these signs in someone you love, call our admissions team at (866) 814-0126. A free, confidential consultation can help you understand what's happening and what to do next. Serving families across all of South Jersey from our Woodbury, NJ location.

About the Author

Speranza Behavioral Health

Content from Speranza Behavioral Health is prepared by the team at our Woodbury, NJ treatment center to help individuals and families understand addiction treatment, mental health care, and available levels of support.