Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." In the realm of strength training, ...

Weight plates are a utilitarian staple across many strength training gyms, and using them in your workouts seems simple enough, right? More plates on a loaded barbell means a heavier lift. But if ...

Step onto any household or commercial weighing scale, and suddenly your weight magically appears in neat digital numbers. But how does a simple platform know exactly how much you weigh down to a tenth ...