Heart rate variability (HRV) is a known risk factor for mortality in both healthy and patient populations. There are currently no normative data for short-term measures of HRV. A thorough review of ...

The rhythmic beating of your heart tells a more complex story than most realize. While standard health assessments typically focus on heart rate, the subtle variations between individual heartbeats ...

It may sound dramatic, but the rate at which your heart is beating plays a key role in how long you’re likely to live. According to expert cardiologists and academic researchers, resting heart rate ...

Heart rate variability during sleep can predict stroke, depression or cognitive dysfunction years in advance, according to new research presented at the European Academy of Neurology Congress. The ...

CLEVELAND, Ohio -- Fewer Americans are dying from heart attacks over the past 50 years as better prevention and heart care have saved more lives, according to a new study. The U.S. heart attack ...

Maintaining a bedroom temperature of 24°C at night while sleeping reduces stress responses in older adults, according to new Griffith University research.