Meditation is a technique for calming your mind, that has very beneficial value in reducing stress and promoting clear thought.

There are many forms of meditation but the basic concept is to sit quietly with your eyes closed and your body relaxed, usually mentally repeating a "mantra" (a single word to help keep your mind from focusing on thoughts) for ten to twenty minutes.

What you are trying to achieve is to get your mind to the place "between thoughts".

Meditation induces alpha and theta waves, a slower brain waves that are optimum for recalling memories and solving problems.

Brain Waves:

Most desirable is a nice progression from delta to theta to alpha and back again. Beta waves should be avoid (thus it is best to not be awoken by a startling alarm clock).

Meditation has these physical effects:

Studies and Research (of meditation):

Prayer is a form of meditation.