Heart and vessels
Non-medical supraphysiologic doses are linked to hypertension, clots, heart attack, stroke and arterial damage.
2014—2026 · anabolic steroids
This page concerns non-medical use of anabolic-androgenic steroids, not hormone treatment prescribed and monitored by a clinician.
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These are possible, not guaranteed outcomes. Risk varies by products, dose, duration, combinations and health status.
A result should not cost your health.
Symptoms or withdrawalTalk to a clinicianChest pain, fainting, severe breathlessness or sudden weakness need emergency assessment. Otherwise, tell a clinician honestly what was taken and when.
What the sources support
Non-medical supraphysiologic doses are linked to hypertension, clots, heart attack, stroke and arterial damage.
Suppression of natural hormone function, reduced fertility and withdrawal symptoms may occur.
Large doses cannot ethically be tested in randomised trials, so much of the evidence is observational.
Primary and official sources