How to do Bhastrika Pranayama?
Sit on ground or mat in crossed legged position. Be comfortable with a straight spine.
Close your eyes and place your hands over your crossed legs
Repeat for 8-10 times
Now do this faster- inhale deeply and exhale faster
You will feel like bellow that is used to blow air into a fire.
Initially do this for 1-2 minutes
Gradually increase this to 5 minutes. Never do more than this.