Prayer beads are full of positive energy and bring you to life. Semi precious stones have attracted people with their colors and charming gloss since ancient times. Since then, each gemstone has a special meaning. 
For instance; Red Indians believed that the bones of the people wearing Turquoise wouldn’t be broken and they used to engrave this stone onto their shields during war. It is also known that Turquoise was also very important for Aztec culture. They used this stone to prevent from evil effects. Again in Red Indians’ culture, it was believed that the Agate was good to quench thirst and used for this purpose. In ancient Greek culture, it was believed that Amethyst would prevent people from becoming drunk and the goblets were made of this stone.
Japa mala are used for meditation. In Greece and Anatolia, Tasbih, Tasbeeh, Misbaha, Masbaha, Tespih, Komboloi, kompoloi (Greek κομπολόι), begleri or Greek worry beads are used to relieve stress and relaxation.

Using prayer beads releases the stress that is a result of daily problems, concerns and apprehensions.
It is effective for relaxation of human mind and used for meditation purposes.