Grip strength is a measure of how tightly you can hold onto an object in your hand and how long you can firmly grasp it. Hand grip is a very helpful bodily function that allows us to hold, lift, or ...

As with muscle strength in general, grip strength naturally declines with age, “reflecting changes in muscle mass, neural drive and overall physiological resilience,” says Tzoumaris.

Shoppers say this handy little gadget "really works" — and it's on sale for under $20 (Photo via Amazon). If your New Year's ...