These topics are believed to have been written when 200 years BC. By those who practice yoga, the man called the Yogin or yogi and woman called yogini.The guru (teacher), the western countries have brought yoga as exercise by modified from the Hatha-Yoga which are the branches of yoga. Also, the yoga postures called Asanas is yoga postures and hold that position for a period of time.And nutrients to treat spinal nerve. Yoga to make the work of the gland. As well as endocrine work better. The posture of yoga is stretching the muscle of yoga.And mind together, yoga postures to training is nervous, flexibility, strength, balance, reduce the fatigue of muscle, resulting in mental health. And physical health better. I used for yoga practice there.Such as yoga asana (pose body Savasana Corpse Pose) sitting down (Paschimottanasana) training snake Bhujangasana (Cobra Pose). And so on.