"We're going to start out with some squats," says the instructor. "Remember, if you can't do the exercise just like me, follow Laura. She's going to be doing these at 50 percent for you beginners, and later on you can work up to the full. And one. And two. And three. And four. Now we're going to add the shoulder raise. And two. And three. And four. And five. And six--"
By the seventh rep, Ellen is somewhere between 50 to 30 percent.