For this exercise, place a rubber band around all five fingers of one hand. Open your fingers against the resistance of the ...

Tapping your fingers to a rhythm before you enter a noisy room might seem like a strange ritual. But recent research reveals this simple act can significantly improve your ability to understand ...

Apple attributes the smart watch's ability to detect the movement to a new algorithm that's triggered by "changes in blood flow when the index finger and thumb perform a double tap." In addition ...

Double Tap is Apple's fancy marketing name for a new Apple Watch Series 9 gesture. Tap your index finger and thumb together in quick success and you can control your Apple Watch single-handedly.