Several apps leverage the camera on your smartphone to measure your heart rate. One such method involves using the front-facing camera to detect subtle changes in skin color, which correlate with ...

You probably don't think all that much about how quickly you breathe, but it can actually tell you quite a lot about your overall health. Respiratory rate is considered one of four main vital signs, ...

Diaphragmatic breathing is a technique designed to make full use of your lungs, which can ease stress, improve sleep, and ...

Anxiety raises heart rate and is associated with a higher risk of heart disease. Here's how to lower your heart rate from ...