Cobra Pose (Bhujangasana) is a classic yoga pose that helps to strengthen the core and back muscles while stretching the chest and abdomen. It is a great pose for improving posture and relieving tension in the spine. This pose is also known to help stimulate the
From Wikipedia
Cobra Pose or Bhujangasana is a reclining back-bending asana in hatha yoga and modern yoga as exercise. It is also performed in some forms of the cycle of asanas in Surya Namaskar, Salute to the Sun, as an alternative to Urdhva Mukha Svanasana, Upward Dog Pose. The Yin Yoga form is Sphinx Pose.