 Meditation may be used with the aim of reducing stress, anxiety, depression, and pain, and increasing peace, perception, self-concept, and well-being.Meditation is under research to define its possible health (psychological, neurological, and cardiovascular) and other effects.The English "meditation" is derived from Old French "meditacioun", in turn from Latin "meditatio" from a verb "meditari", meaning "to think, contemplate, devise, ponder".