How many red blood cells are in the human body?
1 Answer
Dec 25, 2016
Adult humans have roughly 20-30 trillion red blood cells , at any given time.
Explanation:
Women have roughly 4 to 5 million red blood cells per microliter of blood, whereas men have about 5 to 6 million per microliter of blood.
Red blood cells comprise approximately 70% of total human body cell number.
