Rubbing the nails together can help reduce stress buildup and alleviate pain.
It improves blood flow in hair follicles, strengthen the hair and reduces hair fall.
When rubbing the nails together, the nerves on the nail bed get stimulated, making you feel relaxed.
This exercise also facilitates faster regrowth of hair, and also improves the volume.
Rubbing the nails together is also believed to help with boosting blood circulation.
This practise is also linked to better heart and lung functions, along with other organs.
It is also believed that the practice of rubbing the nails together can help with common sleep disorder, or insomnia.