A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can ...

Air pollution is one of the biggest threats to respiratory health, which may lead to pollution-induced heart problems. It is a contamination of the indoor space and outdoor environment by chemical, ...

In a world where stress is constant and fast-paced living is the norm, it’s easy to overlook the power of a simple breath. Yet, within each inhale and exhale lies the potential to regulate one of the ...

From resting heart rate to training zones to heart rate variability, heart rate data gets a lot of glory when it comes to running—and for good reason! But now, some athletes are starting to talk about ...

A controlled-breathing study shows that inhale-holds and exhale-holds push cortical activity and heart rate into distinct ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...