How do you know how much a person's bones weigh?

Generally, the weight of adult bones accounts for about 40% of human body weight (about 35% of female body weight), which can be calculated according to body weight. For example, if the weight is 50Kg, then the weight of bone is 50 kg times 40% = 20 kg.

Bones play a role in supporting human body and protecting internal organs. It is mainly composed of minerals and living cells. The presence of minerals makes bones appear harder.

Extended data

Many human bones are composed of 206 bones, including 29 skulls, 5 1 trunk bones and 0/26 limbs bones. People's bones can't fully develop and mature until about 25 years old, and adult bones account for 1/5 of body weight. Healthy men, women and children have a total of 639 muscles. It consists of about 6 billion muscle fibers, the longest of which is 60 cm, and the shortest is only about1mm.

The big muscle weighs 2000 grams, and the small muscle is only a few grams. The average person's muscle accounts for 35-45% of the body weight. The total length of capillaries in muscle can reach 654.38+ million kilometers, which can circle the earth twice and a half times. The human body has 206 bones. There are 29 skulls, 5 1 trunk bones and 4 femurs 126.