100%. 5 pints +/-
About two thirds of the human body is liquid so about 66.6%
There are .000373 grams of blood in an average human body.
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The human body has, on average, 7 thousand white blood cells per microliter of blood. With an average of 5.25 liters of blood in the average human, this equates to almost 37 billion white blood cells.
The amount of blood in the human body depends upon the size of the person. but the average is 6 qt.
There is about 5.5 quarts of blood in the average human body. This is the equivalent of about 5.2 liters of blood.
5cm3
5cm3
blood volume
blood volume
An adult will have about 5 liters (= 5 kilograms) of blood in his body. Assuming that an average adult male would weigh around 80 kilograms, that would make a percentage of 4,25%. About 70% of a human body consists of fluids, by the way; but most of that is water.
roughly about 7 liters in the average adult male or female.