"Mantra Meditation" consists of two parts: mantra and meditation itself. Mantra means pure God's consciousness and meditation means giving due respect to the God. One such mantra technique is that of the Vaishnava tradition of Bengal, India.

1. 
   1
   Take good rest before sleep. This is needed for sound sleep and to wake up fresh.
2. 
   2
   Don't sleep too much or too little. The people who always go to sleep with sunset and get up with the sunrise have an easier time meditating. Ideally sleep must become meditation but never opposite.