This is the number of searches you have performed with ecosia. This is the number of searches you have performed with ecosia. Blood makes up 7 of the human body weight and the average adult has 10 pints of blood in his or her body. Are you asking how many pints of blood are in a childs body? It depends on the age and weight of the child. The average adult has ten to twelve pints of blood a newborn baby has around half a pint. From the above discussion, we can calculate now the amount of blood in the pint unit in an adult human body. It is around 9 11 pints of blood is there in the human body. The volume varies with age, sex, weight and physical condition. So, after all these long talks, i believe, that you know now how many pints of blood in the human body. Share on pinterest an average adult has between 9 and 12 pints of blood in their body. The volume of blood in a persons body will vary according to their size and other factors,. Generally, men have more blood than women because of their size and weight. An average man weighing between 70-80 kilograms will carry about 8 10 pints of blood. While women of average body build of between 60 70 kilograms would have about 6 7 pints of blood. An average child weighing about 18-20 kilograms will have roughly half the amount of. How many pints of blood in the human body? An average adult human with 160 pounds has 10. How much blood does an average child have? An average child with a weight of 80 pounds has 2. 5 liters of blood (like half of blood from adult human) in the body. The amount of blood in a body varies slightly with size, sex and age, but the average human has 8-12 pints of blood in their body. Learn vocabulary, terms, and more with flashcards, games, and other study. You can lose quite a bit of blood without experiencing any side effects or complications. The exact amount depends on your size, age, and general health.