New research looks into how the retina and vascular system are connected. Retinal blood vessels can act like a window into heart health and overall health, including lifespan and aging markers, a ...

New research looks into how the retina and vascular system are connected. Retinal blood vessels can act like a window into heart health and overall health, including lifespan and aging markers, a ...

From left to right - the cell in the initial frame is from a 55-year-old donor heart. The next image shows the cell rounding up after receiving Cyclin A2 and the cell division takes place shortly ...

During his regular checkup, a 9-year-old clouded leopard named Masala undergoes a procedure to get a tiny heart monitor implanted under his skin at the Smithsonian's Conservation Biology Institute in ...

Excessive amounts of visceral fat — the hidden fat surrounding organs — is linked with faster ageing of the heart, a new study has found. Ageing is the biggest risk factor for heart disease, but why ...

A new review shows that the benefits of cardiovascular health extend from head to toe. By Nina Agrawal Doctors have long endorsed a handful of practices that protect against heart disease, the leading ...

Share on Pinterest Compared to BMI scores, body-fat percentages were a stronger predictor of the 15-year mortality risk of young adults, a new study found. Thana Prasongsin/Getty Images A new study ...

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 ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

Heart arrhythmia vector. Cardiac Arrhythmia. Atrial fibrillation. A medical illustration shows the difference between a normal artis valve and a stenotic valve. Illustration in cartoon style A medical ...

From periods of rapid aging in our 40s and 60s to ancient brains that don’t decompose, here are some of the year’s most intriguing stories about human biology It can sometimes feel like health ...