How does power differ from strength?

The difference between power and strength involves the element of time in applying force.

• Strength is defined by Tim Ferriss as the ability to fire the neurons, send impulses to the motor units, and produce muscle contractions. It's essentially about the magnitude of force one can generate, irrespective of speed [chunk_141451].

• Power, on the other hand, is described by Eric Cressey as strength with a time component—how quickly one can apply force. Power is crucial in activities that require rapid movements, such as sprinting or high jumps [chunk_137317].

Power tends to deteriorate faster than strength, often within 5-7 days if not actively trained, whereas strength and aerobic capacity can be maintained with less frequent training [chunk_137317]. Power training becomes particularly important as we age to prevent falls and maintain mobility, which are critical for overall health and cognitive function in older adults [chunk_137317].