The human body is a wonderous thing, especially when you consider how intricate and efficient each bodily system is. For instance, an adult’s blood vessels could encircle the earth 2.5 times if ...

Scientists have come a long way in estimating the number of cells in the average human body. Most recent estimates put the number of cells at around 30 trillion.Written out, that’s ...

You have 3 different types of muscle: skeletal, smooth, and cardiac. Skeletal muscle alone accounts for over 650 different muscles. Have you ever wondered how many muscles you have in your body ...

The arteries are a critical component of the cardiovascular system, pumping oxygenated blood to the rest of your body. Artery is the specific term used for this type of blood vessel.

Leukemia is a type of cancer that starts in the bone marrow and the lymphatic system, according to the Mayo Clinic. Several types of leukemia affect various blood cells and other systems of the body.

GCSE; Edexcel; Muscular system - Edexcel Different muscle types in the human body. This system is mainly concerned with producing movement through muscle contraction. This section explores the ...

The Human Body's Nervous System. Clip: Episode 6 | 1m 22s Video has Closed Captions | CC. An introduction to the amazing functions of the human body's nervous system. Aired 06/02/2021 | Rating TV-PG ...