Walk into any gym and you’ll see people lined up to use the seated row machine, pulling heavy weights toward their chest with what looks like perfect form. But this popular piece of equipment might be ...

What it's supposed to do: Train chest and shoulders. What it actually does: It can put the shoulder in an unstable position and place excessive stress on the shoulder joint and its connective tissue.

Before I began coaching, I used weight machines all the time. I didn't know how to properly use free weights and felt very insecure in the weight room. Machines provided a simple solution to help me ...