The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

New injection helps body produce heart protecting hormone for weeks after heart attack, improving recovery potential.

When someone suffers a heart attack, their heart is left permanently scarred and thus less capable of pumping blood. According to a new study, however, a protein injection could help undo such damage.

Johns Hopkins Medicine researchers are collaborating with NASA to send human heart “tissue-on-a-chip” specimens into space as early as March. The project is designed to monitor the tissue for changes ...

A single intramuscular injection of a self-amplifying RNA therapy produced weeks of heart-protective protein in rat models of myocardial infarction, according to a study published in Science on March ...

Coin-sized disks cut from the cocoon of the tasar silkworm grub provide a basic scaffold for heart muscle cells.Image: MPI for Heart and Lung Research Because damaged human-heart muscle cannot be ...

A groundbreaking study conducted by researchers from the Duke-National University of Singapore (Duke-NUS) Medical School has shown promising results in repairing damaged heart muscle by transplanting ...

In a study published in Science, researchers reported that a single intramuscular injection helped mice and pigs recover ...