If you’ve ever seen someone working out with a TRX suspension-training system, two thoughts have probably crossed your mind. (1) That looks like an awesome workout. (2) That looks totally intimidating ...

The first time I set foot in a TRX class, I felt confident (and maybe even a bit cocky), about sweating it out for a 45-minute class. After all, I’ve spent decades pumping iron, so how hard could a ...