Hatha yoga is a comprehensive term that includes all kinds of yoga that are based on physical practice. So that includes styles like Ashtanga and Iyengar but not Kriya, Raja, or Karma yoga that are not based on physical yoga practice. Hatha yoga is best if you are just starting out as the pace is far slower than the other styles. The practice involves having to hold a pose Hatha classes for a few breaths and focuses a lot of meditation and correct breathing and postures. You will also learn some essential relaxation techniques.
