Page 9 - Fatigue

in the blood stream. Your arteries, arterioles,

capillaries,venules and veins are the highways

so the resources in your blood can reach each

and every cell in your body. As a side note, the

human body is estimated to have 37 – 75

trillion cells and 60,000 miles of blood vessels

to accomplish this function.

The heart and circulatory system
Source: https://commons.wikimedia.org/wiki/File:Circulatory_System_en.svg
-LadyofHats, Mariana Ruiz Villarreal

When the heart and circulatory system start

to malfunction oxygen and other nutrients