y do some people perspire alot?

@Matducks (130)
Philippines
December 23, 2006 11:50pm CST
i hve ths frnd who really perpires alot. is it because of his body structure?. i also have ths frnd who complains that her hands are always perspiring.she carries this hanky everytme and wipes the sweat off when shakng hands.s it because they're always nervous?are they?
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