Human bodies are designed to move in order to circulate blood and nutrients to every cell. Staying active and on the move is crucial to our health for a lot of reasons. But it's especially important ...

Every day, your heart pumps about 10 pints of blood 60,000 miles around your body through your circulatory system. That system is made up of blood vessels, the tubes that carry blood throughout your ...

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

Organ transplantation involves the transplantation of organs from donors as a means to treat disease or injury, but there is a shortage of organs available for donation compared to the demand for ...

When biomedical researchers need to test their latest ideas, they often turn to engineered human tissue that mimics the ...

Thermoregulation is the biological mechanism responsible for maintaining a steady internal body temperature. The three mechanisms of thermoregulation are efferent responses, afferent sensing, and ...

Inflammation and low oxygen levels may cause cognitive problems. LUNGS Early evidence of oxygen limitations. CIRCULATORY SYSTEM Vascular damage and blood clots may trigger fatigue. IMMUNE SYSTEM ...