Using dumbbells instead of a barbell allows for greater range of motion, which puts more emphasis on working chest muscles. Lie back on a bench holding a dumbbell in each hand just to the sides of ...

In this video, I show you how to avoid shoulder pain by making sure you align your joints to fit the bar pathway or the ...

Abstract: The development of intelligent rehabilitation robots has greatly reduced the workload of rehabilitation physicians. Human–machine interaction (HMI) control methods are a critical technology ...