Researchers found that adults who took melatonin for more than a year had a higher risk of heart failure, but not because of ...

Many experts have questioned the research, saying it's not likely the supplement itself causes a higher risk of heart ...

The Pfizer Covid vaccine increased the risk of heart problems for children sixfold in the first week of having the jab but led to fewer cases in the long term, research suggests.

Your body has more than 60,000 miles of blood vessels. And it's important that every mile is a well-paved highway or byway that allows your blood and the oxygen, nutrients, minerals, enzymes, hormones ...

AI-powered heart sensor data from an Apple Watch accurately detected heart problems like weakened pumping ability and damaged ...

Melatonin is one of the most popular sleep aids, but new research suggests it may not be risk-free when taken long term.

Circulation problems impact millions globally, causing discomfort and leading to various health issues, from cold extremities ...

Long-term use of melatonin could be a sign of underlying heart problems, according to research released Monday and reported by NBC News.

Covid-19 infections have been strongly linked with cardiovascular events like a heart disease and stroke, but new research shows that other viral infections such as influenza, HIV, hepatitis C and ...

Editor’s Note: The following column was originally published on May 1, 2021. Thanks to breakthroughs in medicine and nutrition in recent years, we are living longer than ever before. But this increase ...