Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

The primary responsibility of the heart is to pump blood throughout the circulatory system. As the center of the circulatory system, the heart is an essential organ for maintaining the overall ...

Adolescent athletes' cardiovascular system may adapt to increased cardiorespiratory fitness by increasing blood pressure, ...

The influence of the heart and circulatory system occurs within milliseconds, and every single heartbeat plays a role. The role of the heart in the psyche and cognition is evident in the high ...

Researchers play ultra-brief tones to stimulate the brain during deep sleep. This stimulation improves cardiac output and relaxation of the left ventricle. Such technology to improve cardiovascular ...

Cardiac muscle tissue is only found in your heart. It performs involuntary, coordinated contractions that allow your heart to pump blood through your circulatory system. Cardiac muscle tissue is one ...

A new study shows that Vitamin D3 could help restore damage to the cardiovascular system caused by diseases like hypertension and diabetes. A new study conducted by Ohio University scientists suggests ...

In a study of 130 volunteers conducted at the Federal University of São Carlos, a drastic decrease in heart rate variability, i.e. the heart’s ability to adapt to environmental and physiological ...