Exercise Equipment Guide: Treadmills, Weights, and Home Gyms

What happens when your treadmill stops suddenly, and how can you troubleshoot common home gym equipment? Selecting the best mini-trampolines, resistance bands, and cross trainers can significantly improve your at-home fitness results and safety.

I Lost My Treadmill Safety Key

Published Jul,08 2011 | By Jeremy Nicholson

In 1952, the first treadmills designed for human use appeared, in the form of a cardiac stress test. Not long after, treadmills began to appear in gyms across the country. Modern treadmills feature heart monitors, step counters, fans and safety keys.