Mudra attain this goal in a simple and easy way.
Mudras are natural way of healing, as intended by nature and therefore, the mandates of nature are to be followed.
These are no instant pills, which do give temporary relief but harm in the long run. While some yoga mudras do give instant relief, but for permanent and long term gains they should be done with sincerity and belief. The gains from all Yogic procedures are permanent and achieved without interfering with the natural working of the body mind or spirit.