Haske yana da tasiri mai yawa akan lafiyar gani na ɗan adam, raye-rayen ilimin halitta, fahimtar motsin rai, metabolism da rigakafi ta hanyar tasirin ilimin halitta da na gani da ba na gani ba, kuma shine babbar fasaha don lafiyar mazaunin ɗan adam tare da mayar da hankali ga gama gari a cikin iyakokin gine-gine, optics, rayuwa ...
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