The human mind is a complex structure that would forever remain a mystery in spite of countless attempts by several scientists to unscramble it and find the underlying cause of certain mysterious details like dreams. Everyone has dreams while sleeping! Many even tend to remember their dreams vividly even after waking up. And while the frequency of occurrence of these dreams would vary from individual to individual, the basic question of ‘Why do we dream?’ remains unanswered!Several researches conducted in the matter reveal several theories for the same, the more common of which are given below.
