The Heart's Own Blood Supply · Heart
A muscle that never stops needs fuel that never stops.
Your heart is a muscle, and like every muscle it needs oxygen and nutrients — except it never gets to rest.
There's more: a muscle that never stops needs fuel that never stops. The full explanation — and the interactive version you can tap and quiz yourself on — lives in the app.
Body Atlas is an educational product. It does not provide diagnosis, treatment, or personal medical advice. · Privacy