Alternative nostril breathing is the basic yoga technique known to balance body energy and reassuring the mind. This includes breathing one nostril at a time, blocking the other.
How to do this:
Sit comfortably with your spine straight.
Use your thumb right to close your right nostril and slowly inhale through the left nostril for about 6 seconds.
Close the left nostril with the rings, hold your breath for 6 seconds.
Open your right nostril and slowly exhale for 6 seconds.
Inhale through the right nostril for 6 seconds.
Close the right nostril and hold for 6 seconds.
Exhale through the left nostril.
Repeat this cycle for 5 minutes.
This pranum is reduced by stress and anxiety, and thus causing sleep