Barci wani muhimmin bangare ne na rayuwar yau da kullum na dan Adam, wanda ke da tasiri mai mahimmanci ga lafiyar jiki da tunanin mutum, aikin jiki da aikin tunani.Melatonin, wani hormone da pineal gland ya fitar, yana taka muhimmiyar rawa wajen daidaita yanayin barci da kuma kiyaye yanayin barci ...
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