At first, he found breathing through his nose during physical training a little challenging, but soon discovered that nasal breathing could more easily be maintained by placing tape over his mouth. Not only did Tom tape his mouth during training, he also did it during sleep to ensure that he continued nasal breathing during the night. One year after beginning his reduced breathing training, Tom went for a lung capacity test. His results showed that he was at 130 percent capacity for his weight and age.
