M odern smart watches can measure an array of health indicators. Step counts and heart rates sit at the simpler end, while ...

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 ...

Wearables analyse physiological signals like heart-rate variability, skin temperature & changes in sweat production.

Even mild dehydration can negatively affect your brain functioning and attention span, so it could be holding you back at work and getting in the way of your goals. Drinking a glass of water could ...

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 ...

A new study suggests that passively observing strangers engage in affectionate social interactions triggers a physiological ...