Small animal models of myocardial infarction are used for a wide variety of research purposes, but common techniques for generating such models require thoracic surgeries that increase mortality risk ...

The human heart is a finely-tuned instrument that serves the whole body. It is a muscular organ around the size of a closed fist, and it sits in the chest, slightly to the left of center. The heart ...

As the central part of the circulatory system, the heart is responsible for pumping blood, supplying oxygen and nutrients, and removing metabolic waste such as carbon dioxide from all the tissues in ...

Heart disease remains one of the leading health concerns worldwide, often developing silently over time. It occurs when the blood vessels supplying the heart become narrowed or blocked, usually due to ...

People who take calcium supplements may be at increased risk for developing buildups of plaque in their arteries, which is a sign of heart disease, a new study found. However, people who consume a lot ...

A new Mayo Clinic study finds that many heart attacks in people under 65 - especially women - are caused by factors other than clogged arteries, challenging long-standing assumptions about how heart ...

New research suggests that more people survive major heart attacks with fewer problems if doctors use a mini-vacuum to clear out an artery blockage instead of pushing it aside to restore blood flow.