Yoga means to join or get connected.
It is always used in relation to spiritual disciplines meant for 'joining our lower self to higher Self', also called as God or Atman. To bring our mind to the level of requisite fitness for realization of this higher state of consciousness, the system of Yoga is advocated from time immemorial in Indian religious history. Of late, unfortunately Yoga and meditation are used as means to control physiological reactions to psychological events like stress, anxiety and depression, or for treatment of addiction to drugs and alcohol, or high blood pressure and heart diseases. The scientists have based their observations about the beneficial effects of Yoga on the study of the subjects engaged in one form of meditation. In summing up the results they confirmed that the effects of meditation were beneficial for body and mind.