When you play the guitar, you don't use just one hand but two, and each has a different role, a specific action: one will create the chords or the notes on the frets on the neck while the other uses the pick or the fingers to make sounds on the strings.To play the guitar, you need to have a hand that's strong and very flexible, and great dexterity to push down on the strings with enough pressure, and the other hand needs to be versatile and agile...