Red blood cells erythrocytes in interior of arterial or capillary blood vessel. Showing endothelial cells and blood flow or stream. Human anatomy model 3D visualization.


What is anemia? Anemia is a medical diagnosis in which a person’s blood contains a lower…
5 min
A senior man experiencing chest pain.  A senior woman comforts him.

Angina Pectoris

What is angina pectoris? Angina, or angina pectoris, is chest pain that follows a decrease in…
4 min