Those who take the time to study this ancient yoga art understand that there are some specific benefits of becoming adept at practicing Hatha yoga style. One of the main ones stems from one of the pillars of the Hatha style: breathing. Controlling breath can help improve oxygenation of the body and alleviate stress in some forms.
Other elements of Hatha yoga also help with relaxing the body and fighting the stresses of the modern world. As a historical preparation for intensive meditation, Hatha yoga has a lot to offer a modern Western audience.