A training mask will make your workouts extremely effective. You can actually reduce the amount of time you spend training by up to two-thirds. Simply strap it on and start your regular workout. Within days, you'll notice the difference!
By conditioning your lungs and creating pulmonary resistance, your diaphragm is strengthened, making your lungs work harder. When your lungs work harder, the surface area and elasticity of the alveoli increase, increasing your endurance and ability to exercise harder—or simply increasing your energy for everyday life.