What is HRV? What the smartwatch and Oura ring metric can really tell you about your health

It might be time to start listening to your heart. In recent years, millions of Americans have incorporated wearable health ...

Two-year-old's medical care was transformed by research that connected her epilepsy to heart conditions

Two minutes. That's how long two-year-old Briar Curtis's heart stopped during a severe seizure in April 2025. Since birth and before, Briar had been sick. Her heart rate in the womb was high and ...