Yoga is a system of physical and mental exercises designed to unite the mind, body and spirit. The most common type of yoga practiced in the US is hatha yoga, which utilizes poses, breathing techniques, and meditation. Yoga provides benefits such as increased flexibility, strength, balance, circulation, and stress relief while also improving posture, concentration, and awareness of the mind-body connection. Basic guidelines for yoga practice include moving slowly and fluidly, focusing on breathing, and being patient with one's body.