The fitness equipment industry generates billions annually selling specialized machines that ultimately perform simple functions: creating resistance ... from martial arts to recreational racquet ...

If you’re wondering how to build muscle with resistance bands ... his workouts at home with a focus on weight lifting and martial arts, and is also constantly figuring out ways of exercising ...

Photo: GoFit So, after asking a trainer for advice, I started traveling with resistance bands, specifically, tubes from GoFit [Editor’s note: GoFit also makes the Wirecutter runner-up pick for r ...