A period of excessive temperature over an area resulting in continuously elevated temperature is called<unk> . It was defined as "period of excessive temperature lasting atleast oneday, but conventionally lasts for many days to several weeks". The criteria varies from area to area as a temperature of 90 degrees in New York may be excessive but for Karachi it is a usual day.
This<unk>  leads to clinical effects based upon the degree of exposure and the time the person is exposed to the<unk> . The<unk> s are not a new phenomenon, yet the incidence of<unk> s is bound to increase due to global warming and the deforestation among other reasons.
Heat wave
Malaria
Heat edema
Liver abscess
Caustic cocktail
Sepsis
Cement burn
Meningitis