Minneapolis, MN - Even small reductions in sleep over time may put healthy persons at increased risk for cardiovascular disease, suggests a new study that found decreased heart-rate variability (HRV) ...

Any parent will tell you that raising a child isn’t easy. While the experience can be filled with joy and love and fulfilment, emotional, financial and marital stress will present challenges to any ...

Heart rate variability (HRV) measures the fluctuations in time between heartbeats. While it isn’t a health metric you need to overthink, HRV is an indicator of how well the body can adapt to and ...

It’s been known for decades that heart rate variability (HRV) during labor signals how a fetus is responding to stress. Lower HRV—a lower variation in heartbeats—is even a risk factor for sudden ...

That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use to measure effort and fine-tune performance. The well-known formula is ...