Recovery & aftercare

Exercise in addiction recovery: The science and the practice

Published September 18, 2025 · 8 min read · Updated April 2026

Reviewed for accuracy by licensed clinical professionals.

The neuroscience

Exercise increases dopamine receptor availability (countering anhedonia), promotes neurogenesis in the hippocampus, reduces cortisol, improves sleep, and produces endorphins and endocannabinoids — natural reward chemicals.

The evidence

Meta-analysis showed exercise reduced substance use by 69% compared to controls. Studies show reduced cravings, reduced relapse, improved mood, and increased treatment retention.

What works best

Aerobic exercise (150 minutes/week at moderate intensity) has the strongest evidence. Strength training supports mood and confidence. Mind-body practices (yoga, tai chi) combine physical and mindfulness benefits. The best exercise is the one you will do consistently.

Getting started

Start small — a 10-minute walk counts. Build gradually. Find something you enjoy. Exercise with others when possible for social support. Do not use exercise to replace recovery activities — it supplements them.

Authoritative sources

This article references guidelines from: SAMHSA · NIDA · ASAM

Frequently asked questions

Does exercise help with drug cravings?

Yes. Research shows regular exercise significantly reduces cravings through increased dopamine receptor availability and reduced stress hormones.

What is the best exercise for recovery?

Moderate aerobic exercise (150 min/week) has the strongest evidence. Walking, jogging, cycling, and swimming are all effective. Consistency matters more than intensity.

Can exercise replace treatment?

No. Exercise is a powerful supplement to treatment but not a replacement for therapy, medication, and recovery programming.

Disclaimer: Informational only. Not medical advice. SAMHSA: 1-800-662-4357.