▁culture ▁that ▁is ▁said ▁to ▁be ▁most ▁commonly ▁brought ▁about ▁by ▁expos ure ▁of ▁" c old " ▁and ▁water ▁in ▁many ▁forms : ▁water ▁is ▁believed ▁to ▁facil itate ▁the ▁un he alth y ▁cold ness ▁that ▁enters ▁the ▁body ▁in ▁the ▁Filip ino ▁culture . ▁There ▁are ▁distinct ▁signs , ▁sympt oms , ▁perce ived ▁causes ▁and ▁treat ments ▁which ▁are ▁recognized ▁in ▁the ▁folk ▁medicine ▁of ▁the ▁Philippines , ▁but ▁these ▁are ▁not ▁described ▁in ▁medical ▁text books , ▁discussed ▁in ▁medical ▁schools , ▁or ▁generally ▁recognized ▁by ▁contemporary ▁medical ▁science . ▁Although , ▁these ▁sympt oms ▁have ▁been ▁perce ived ▁and ▁test ified ▁as ▁ver ifiable ▁by ▁Filip inos ▁who ▁have ▁experienced ▁sick ness ▁after ▁a ▁long ▁hard ▁day ▁of ▁work ▁and ▁ab rupt ly ▁taking ▁a ▁cold ▁show er . ▁▁ ▁University ▁of ▁the ▁Philippines ▁anth rop ologist ▁Michael ▁Tan ▁points ▁out : ▁I ' ve ▁been ▁lect uring ▁in ▁several ▁medical ▁schools ▁for ▁several ▁years ▁now ▁and ▁I ▁keep ▁ur ging ▁health ▁profession als ▁to ▁be ▁more ▁in quis itive ▁about ▁these ▁ill ness es ▁because ▁even ▁if ▁these ▁are ▁not ▁recognized ▁by ▁main stream ▁medicine , ▁the ▁a il ments ▁are ▁very ▁real ▁as ▁far ▁as ▁people ▁are ▁concerned , ▁causing ▁suffering ▁and ▁may ▁even ▁be ▁c ited ▁as ▁the ▁cause ▁of ▁death , ▁as ▁in ▁the ▁case ▁of ▁" b ang ung ot ." ▁ ▁Al ong side ▁numerous ▁dise ases ▁recognized ▁by ▁Filip ino ▁folk ▁medicine , ▁pas ma ▁is ▁attributed ▁to ▁an ▁interaction