Trivia.com
Men have 10% more red blood cells than women
Trivia.com
A red blood cell is about 7000 nm wide
Trivia.com
Red blood cells live an average of 4 months and travels between the lungs and other tissue 75,000 times before returning to bone marrow to die
Trivia.com
red blood cells are constantly reproducing --- the human body creates 2,500,000 every second
See also
.com