Researchers used wearable biosensors during brief stair stepping tests to detect early inflammatory responses to influenza, ...

Submerge your face in water and hold your breath.What happens to your heart when you do that?Since it becomes uncomfortable, ...

A recent study showed that the heart rate variability of a dog and its owner adapt to each other during interaction. High heart rate variability is associated with relaxation, while low heart rate ...

I wanted to see the heart rate measured by my Apple Watch in real-time on the large screen of my iPhone. The app I started building with that thought in mind has grown to the point where it can now ...