Cold toes, color changes, and swelling could be early signs of poor circulation. Here's how your toes signal cardiovascular ...

Ochsner Health and STEM NOLA are joining forces for an educational event focused on the heart and circulatory system, ...

The heart is a muscular organ that pumps blood around your circulatory system. The circulatory system is the heart and all the blood vessels in the body which carry cells and substances to all its ...

Veins between two capillary networks are portal systems. Closed circulatory system, but fluid constituents of blood leak out of capillaries and return to the heart by the second component of the ...

Scientists have found that the aorta acts like a 'second heart,' using stretch-and-recoil power to pump blood—revealing a ...

Researchers at UCL have tested a new scoring system to measure the risk of stroke in patients with narrowed arteries due to atherosclerosis, which could prevent unnecessary surgeries and stents.