The circulatory system consists of one heart, five liters of blood, and approximately 96,000 kilometers of blood vessels, responsible for transporting nutrients and waste throughout the body.

This short film offers a look at respiration and a tour around the circulatory system and digestive system in the human body, through blood vessels and into mitochondria. There is a detailed ...

Each 2.54 square centimetre (a square inch) of human skin has six metres (20ft ... pins and needles is caused by an impairment of blood circulation.

A live water birth is shown and real life images combined with CGI to illustrate the anatomy and function of the circulatory system. This short film is from the BBC series, Inside the Human Body.

Cold toes, color changes, and swelling could be early signs of poor circulation. Here's how your toes signal cardiovascular ...

Ochsner Health and STEM NOLA are joining forces for an educational event focused on the heart and circulatory system, ...

Veins between two capillary networks are portal systems. Closed circulatory system, but fluid constituents of blood leak out of capillaries and return to the heart by the second component of the ...

The human heart is a vital organ that pumps blood through the body. You probably don't even think about it, but your heart is always working — it beats about 100,000 times a day, which adds up ...