Padmasana - Meditative Asanas - Yoga Health Fitness. This is a meditative posture, hence, spine must remain straight in its final position. One must practise Ardha Padmasana before he resorts to practise Padmasana. Do not forget the limitation. After keeping one leg on the other thigh, if other leg can not be placed fully on the other thigh, do not try to put it forcefully.