Here’s what HRV is, how it works and what can cause it to rise or fall.

Wearables give us a new way to think about heart health, but the strategies to get there are still the same.

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 ...

The Monday after we "spring forward" for daylight saving time isn't just another sleepy morning at the office. Research shows it's one of the most dangerous days of the year for your heart. Studies ...

Can springing forward cause problems for your ticker? Switching to daylight saving time may cause more than losing an hour of sleep; it may also have a negative impact on your heart and brain health, ...