Variable life insurance offers a way to protect your financial dependents. If you pass away, this type of insurance policy pays out to your beneficiaries. Read on to explore the details of variable ...

Common variable immunodeficiency (CVID) is a type of genetic condition called primary immunodeficiency disease (PIDD) that causes low levels of antibodies (protective proteins) in your body. This ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. As a cardiovascular physiologist, I measure ...

There is so much going on with internal combustion engines (ICEs) these days, it can give you a headache just reading about them. That's why we do the research for you and then cram it into bite-size ...

What Does a High Resting Heart Rate Mean? The ups and downs of HRV can be so tricky to navigate, in fact, that most doctors, even cardiologists, don’t factor it into treatment plans for their patients ...

One overlooked metric that may affect your sleep is your heart rate variability. Here's the link between HRV and your sleep quality. Luke Daugherty is a freelance writer, editor and former operations ...

Paul L. Underwood is a writer and editor specializing in finance whose work has appeared in The New York Times, Esquire, Texas Monthly and more. Paul lives in Austin, Texas, with his wife, two ...

(The Conversation) – Your heart beats around 100,000 times every day. Heart rate is a key marker of cardiovascular activity and an important vital sign. But your pulse is not as steady as a precision ...