Humans can be categorized into morning, evening, or intermediate types, known as chronotypes, based on their circadian ...

Heart rhythm is an important vital sign that everyone should be aware of as it is an indicator of overall well-being. When your heart rate is not functioning correctly, oxygen and nutrient rich blood ...

People who naturally stay up late may be putting their hearts under added strain as they age. A large study tracking more ...

New research suggests night owls face higher risks to heart health later in life, driven in part by sleep, smoking, and daily ...

(CNN) — You may be able to lower your risk for developing heart rhythm abnormalities by speeding up your walking pace. That’s according to a large new study published Tuesday in the journal Heart, ...