Gym Smarts: Lower Body Hamstring Curls. This machine is called the hamstring curl. Could for working out the hamstrings. I am going to show you the proper way and improper way to use it. Improper way ...

The leg curl is one of the best machines – and best methods, period – for building hamstring strength and size. There are two types of hamstring curl machines, and you're likely to find one or the ...