Before you start a weight training program, it is a good idea to test your 1RM (1 rep max). This is the theoretical (or practical) amount of weight you can lift for just one rep with perfect form.
Follow these steps:
If you get something like 3 reps on your test, you can predict what your 1RM would be with a calculator like the one created above.
Repetitions must be between 1 and 10.