Gyan Mudra: (With thanks from http://www.stylecraze.com/)

This is the first yoga mudra pose known as Gyan Mudra or the Mudra of Knowledge.

How to do?

Practice this mudra when doing meditations. It’s perfect when you do it early in the mornings with a fresh mind. Touch the tip of your index finger with the tip of your thumb. The other three fingers, you may keep it straight or just keep it free, doesn’t matter even if they are slightly bent. This is a very commonly used mudra when practicing meditations.

This is a very beneficial mudra and anyone can practice this.

Benefits:

• As the name suggests, this mudra is meant to increase your concentration and memory power.

• This mudra sharpens your brain power.

• It has the ability to cure insomnia.

• Practice this mudra regularly to heal yourself of all mental and psychological disorders like anger, stress, anxiety or even depression.

Please Click below mention link for Original (source) Article... 

https://www.stylecraze.com/articles/8-yoga-mudras-to-overcome-any-ailments/