Your heart beats around 100,000 times every day. Heart rate is a key marker of cardiovascular activity and an important vital sign. But your pulse is not as steady as a precision clock – nor would you ...

Only the strong survive, they say. Survival of the fittest. But in the past year, the reality of my survival has been a painful journey of guilt, reflection, and hope. On June 12, 2016, I escaped ...

When covering the aftermath of the Pulse nightclub shooting, NPR's Ari Shapiro realized he had visited years prior. He tells host Michel Martin how that changed the way he covered the story. Ari ...

Adults whose resting heart rate follows an atypical pattern as they age may face a greater risk for developing heart failure or dying from any cause than people whose heart rates follow a normal ...

Active heart rate measures a person’s heart activity during exercise. People can use heart rate zones to optimize workouts by ensuring that the heart rate stays within the ideal range. A person can ...

In order to discuss EFI, there are a few basic terms you need to understand. EFI can be broken into two main systems: throttle body fuel injection (TBI) and multipoint fuel injection (MFI), which is ...