how much blood in the human body
A healthy adult with a body weight of 60 kilograms has approximately 4.2 to 4.8 liters of blood. So body weight is one of the factors that determine the quantity of blood in the human body. Other factors include age, gender, and health condition. Usually, females are found to have slightly lesser amount of blood, as compared to males. Adults have more blood in their body, than in kids.