One common cause of sickness is the extreme temperature change between 35 °C humid summer weather outdoors and 18 °C air-conditioned buildings and shopping malls.
Imbangela eyodwa yokugula ukuguquguquka kwezinga lokushisa okukhulu phakathi kwe-35 ° C enomswakama ehlobo sezulu sangaphandle nangaphandle kwe-18 ° C izakhiwo ezinomoya opholile nezitolo ezinkulu.