Dhyan mudra( Gyan mudra)

Dhyan mudra is done by joining tips of the thumb and index finger. Keep all the other fingers straight. Dhyan or Gyan mudra symbolizes the unity and connection. Chanting 'AUM' (OM), while exhaling enhances the effectiveness of practicing dhyan mudra. This mudra is commonly used during
meditation.
Benefits
Helps to develop intellect and spiritual light
Reduces negativity of mind
Sharpens memory
Helps to focus the mind
Helps to increase energy level
Improves sleep
Makes one to stay calm and happy