New research shows that even a few drinks can disrupt your heart’s nighttime recovery, smartwatches reveal the hidden cardiovascular cost, even when your sleep patterns look normal. Study: The Impact ...

The human heart is an extraordinary organ, responsible for tirelessly pumping blood to deliver oxygen and nutrients to every part of the body. Its rhythm—heart rate—is an essential vital sign checked ...

Accurately measuring electrical signals and calcium levels in the heart can lead to earlier treatment of potentially fatal conditions, such as heart attack or congestive heart failure. Calcium plays ...

A marathon pushes the human body close to its limits. Legs tire, lungs burn and the heart works hard for hours on end. For years, that strain has raised an uncomfortable question: does running 26 ...

Welcome to Healthline’s Heart Health Reset — a 7-day series designed to help you find simple habits that support your heart for the long run. Your heart works hard for you every day. It moves with you ...

Some recent research into the long-term effects of intermittent fasting suggests that it may contribute to the development of heart disease. However, research into the link between heart disease and ...