Hummingbirds are speedy little creatures. Ruby-throated hummingbirds flap their wings at a blurry (and tough to photograph!) rate of 50 times per second, and they can achieve a velocity of 90 feet per ...

Your resting heart rate is like a window to your general physical health over the long term. When we’re talking about resting heart rate, lower is always better, and the benefits of lowering your ...

People of a certain age know the Bee Gees’ “Stayin' Alive” as the right rhythm track not just for John Travolta’s strut, but also for anyone doing hands-only CPR. But decades later, Gen Z says it’s ...

Your pulse is like having a direct line to your heart’s control room, constantly broadcasting information about your cardiovascular health that most people never bother to decode. While everyone knows ...