[Music playing] Hari Sharma, MD: Prana is a vital force. When we breathe, we inhale prana. The main source of prana is sun. So when we are inhaling from right nostril, we activate the left brain. When we inhale from the left nostril, we activate the right brain. And pranayama balances the activity of mind by activating right and left brain in a balanced way by doing the breathing exercise, which is known as pranayama. The Ohio State University Wexner Medical Center logo For more information, visit: wexnermedicalcenter.osu.edu/integrative-health https://youtu.be/OcjX0lmfTz8