Relax your spine, strengthen your back and abdominal muscles. Prevent back problems and feel recharged. 20 minutes of Yoga for beginners and intermediate students. Sukadev of Yoga Vidya guides you through the following Hatha Yoga Exercises: Relaxation, Nakarasana (crocodile), Navasana (boat for strengthening the abdomen), supported Sarvangasana (simplified shoulderstand), Matsyasana (fish), Leg stretch, Shalabhasana (bird's pose), Majariasana (cat's pose), Shavasana (final relaxation). Demonstrated by Carlotta and Aruna, yoga teachers at Yoga Vidya Ashram Germany.