The group who went to the gym every day increased their muscle strength by 30 percent; the group who ran through the workout in their heads increased their strength by 13.5 percent—almost half the benefit! The legendary golfer Jack Nicklaus once wrote, “I never hit a shot,6 even in practice, without having a very sharp, in-focus picture of it in my head. It’s like a color movie.” Not only can visualization improve your outcomes, it can also help you find confidence when you’re in the Pit. If you’re feeling stuck, here are some exercises to try:
