Steroids and Retinal Vascular Health⁠

A recent study published in Ophthalmology and Therapy reveals that recreational athletes using anabolic steroids show measurable changes in the small blood vessels of their eyes. Because retinal microvessels reflect overall vascular health, these findings offer a non-invasive glimpse into potential cardiovascular risks associated with steroid use.

Researchers evaluated 151 adult athletes—comparing current steroid users, former users, and non-users—using digital retinal photography after pupil dilation.

Key Takeaways from the Study

 Vessel Changes in Active Users: Active steroid users showed significantly lower arteriolar branching complexity and a reduced artery-to-vein ratio compared to non-users.

 Reversibility for Former Users: Former users who had stopped using steroids for at least 3 months showed no significant differences from non-users, suggesting these microvascular changes may recover over time.

 Broader Health Implications: Similar changes in retinal blood vessels have previously been linked to elevated risks of hypertension and cardiovascular strain in larger population studies.

Why It Matters

Using retinal imaging as a window into vascular health highlights how systemic substances like anabolic steroids can subtly impact blood circulation long before major clinical symptoms appear.

Source: Medscape