The rhythm of a healthy heart may seem steady, but underneath that regular thump lies a rich, ever-changing pattern. These beat-to-beat changes, known as heart rate variability, or HRV, reveal much ...

To manage stress, seek mental health support, whether that’s from family and friends, or a therapist, says Dr. Naidu.

Sleep affects multiple physiological systems; however, a comprehensive overview has not yet been reported. A study published in Nature Medicine analyzed sleep characteristics in adults and their ...

Smartwatches and wearable heart monitors can help detect issues such as irregular heart rhythms. But they also have limits and do not replace a diagnosis.

Smartwatches are great for noticing heart health trends, but a Maryland doctor says users need to understands the technology’s limits and shortfalls and when a visit to your doctor may be needed.