How to do bhujangasana yoga or cobra pose and benefits:
Lie on the belly with the arms on the sides. Now slowly bring your elbows next to your shoulders and raise the upper body as you inhale. Pull back your shoulders towards the hips and bear your body weight with your arms. Open the chest towards the sky and then as you exhale come back to the original lying position.
Benefits: One of the best yoga poses for asthma patients, this yoga pose stretches and opens up the chest. A regular practice of this yoga pose is ideal for strengthening the lungs.