As we know that in Hindu culture all things are perform in ritual. In hindu culture from birth to death all things are perform in ritual and behind all ritual any scientific reason is hide .
Today we discuss about why dead person lying head in the south direction .But In that direction live person don’t lying as that . Some person think that it is only fake . But it is true and behind it’s scientific reason is that in South direction have a Magnetic resonance is present which pull all the brain power from human brain . So a live person don’t lying in that and only a dead person lying in that position .