Yoga is an ancient gift of Indian culture for health and happiness. Yoga is an alternate therapy for the prevention and treatment of various diseases. The hata yoga consists of various parts like yogasana, pranayama, and meditation. The benefits of various asana and pranayama are described in this review. suryanamaskar and its benefits are also explained. Yoga therapy applies the principle of yoga for the treatment of various diseases is also explained in this review. the future potential of yoga therapy hopes for a bright change in the treatment and cure of various diseases.