The critical system of ocean currents which loops around the Atlantic Ocean is weakening and could be far closer to collapse than previously thought, according to two new studies — an event which ...

Blood circulation is one of the most important functions in the body. It helps to deliver oxygen, nutrients, and hormones to every cell while removing metabolic waste products like carbon dioxide.

Every day, your heart pumps about 10 pints of blood 60,000 miles around your body through your circulatory system. That system is made up of blood vessels, the tubes that carry blood throughout your ...

In 2026, Bradley Maron MD’03 will assume the role of editor-in-chief of Circulation, one of the leading cardiovascular medicine research journals. Maron’s appointment was announced at an American ...

Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...

Beetroot is a nutrient-rich food filled with nitrates and phytochemicals that promote cardiovascular health, enhance exercise performance, and support metabolic balance via nitric oxide pathways.

Acquired SEPS are associated with portal hypertension, cirrhosis, and complications of decompensation. In particular, the effects of NVEPS on portal pressure are variable, but there is evidence of ...

They’re the farthest points from your heart, often stuffed into shoes and easily forgotten. But your toes might be sending important messages about your cardiovascular health long before other ...

A crucial ocean-current system seems unlikely to collapse even in the face of severe climate change ― despite predictions that it would disintegrate if Earth continues to warm. That’s the ...

A transjugular intrahepatic portosystemic shunt (TIPS for short) is a procedure meant to help blood flow more easily through your liver. It’s usually done to treat complications caused by liver damage ...

A vast network of ocean currents nicknamed the “great global ocean conveyor belt” is slowing down. That’s a problem because this vital system redistributes heat around the world, influencing both ...