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.

group of women riding on exercise bike in gym

Causes of a Knocking Noise in an Exercise Bike

Published Jul,08 2011 | By Sharin Griffin

An exercise bike is commonly used in homes and gyms to provide aerobic activity indoors during unfavorable weather conditions. Also called a stationary bike, exercise bikes are elevated on a frame that prevents it from moving as you pedal.

Sharin Griffin has been a freelance writer since 2009, specializing in health-related articles. She has worked in the health-care industry as a certified nursing assistant and medical technician. Griffin's medical expertise encompasses bariatrics and geriatric care, with an emphasis on general medicine. She is completing an associate degree in health-care administration from Axia University.