Heart disease is the leading cause of death in America, and being a night owl may be harming your cardiovascular health more ...

Being a night owl can be bad for your heart. That's according to a study showing night owls had poorer overall cardiovascular ...

Bad news for those who love to stay up late.

People who naturally stay up late, self-described night owls, are more likely to have poor heart health than people with a ...

People who are more active later in the day appear to face a higher risk of cardiovascular disease, according to a new study. Researchers explain why.

A study of more than 320,000 people found that night owls are more likely to engage in risky behaviors, like smoking and poor ...

So-called "night owls" may face a higher risk for heart attack and stroke, a new study published Wednesday finds.

People who stay up late are more likely to have heart attacks and strokes than people who go to bed earlier, new research ...

Researchers say being a night owl itself isn't the problem, it's risk factors they tend to have, like smoking and not getting ...

In a new study, regularly delaying bedtime was connected to increased risk of heart disease, especially for women. Here’s what night owls need to know.

Staying up late regularly may do more than disrupt sleep—it could quietly harm your heart. Studies show night owls face ...

WASHINGTON (AP) — Being a night owl can be bad for your heart. That may sound surprising but a large study found people who ...