Let's get straight to the heart of the matter—the heart's job is to move blood. Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns ...

It also shows how the pacemaker cells restart her heart after the surgery ... a blind climber who uses his tongue to see is shown. Human circulation. video Human circulation This short film ...

Human circulation. video Human circulation This ... a real life story of divers who can see clearly underwater. The human heart. videoThe human heart This short film uses 3D CGI images to show ...

Researchers found that COVID-19 infection increased the total number of cardiac macrophages in human heart tissue, and caused them to ... The new study appears in the journal Circulation.

In the attempt to calculate the power of the human heart for a given time ... through which the blood passes from tho heart into tho general circulation, may be taken asbeiug in adults three ...