Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns to the heart, it follows a complicated pathway. If you were in the bloodstream ...

The human body uses three types of molecules to yield ... This is the case for renal medulla cells, whose oxygenated blood supply is not adequate to accomplish oxidative phosphorylation.

Read on—your life may one day depend on it (1 Trusted Source Climate change could threaten blood supply by altering the distribution of vector-borne disease: an Australian case-study Go to source).