General Fitness: How to Lose Weight and Get Fit Faster

How long does it really take to get fit or lose 50 pounds through walking? Understanding concentric exercises, kettlebell swing mechanics, and proper post-workout hydration is key to building a sustainable fitness lifestyle.

How Does Weight Affect Top Speed?

Published Jul,08 2011 | By William Machin

Newton’s second law of motion explains that forces acting upon an object in motion are proportionate to the acceleration and weight, or mass, of the object. As for top speed, if this were not the case, Thoroughbred horses would not be ridden by 110-pound jockeys.