The cardiovascular system, also known to some as the circulatory system, consists of the heart, blood vessels, and blood. Learn more about it here.

The five vital organs in the human body are the brain, heart, lungs, kidneys, and liver. Other organs include the gallbladder, pancreas, and stomach. Organ systems, such as the nervous system ...

"Scientists advance a way to track changes in a person's cardiovascular system." ScienceDaily. ScienceDaily, 17 April 2019. <www.sciencedaily.com / releases / 2019 / 04 / 190417115056.htm>.