This simple hand gesture helps relieve throat ailments, balance thyroxine, and sweeten your voice. Because it is associated with our throat, it's said to help develop clairaudience
Encircle your left thumb with the four fingers of your right hand. Touch the right thumb to the extended middle finger of your left hand. The two hands should look like a conch shell. Then switch hands after wards
Precautions: use should be limited to 10-15 minutes as when needed. Never do this mudra after taking your meals.