During the 20th century, heatwaves have probably caused more deaths in Australia than any other natural hazard. A single heatwave in southern Australia once resulted in 437 deaths and seriously affected many thousands.
Heat can also cause expensive livestock and crop losses and damage to roads, railways, bridges etc.
Prompt action will avoid the serious or even fatal consequences of fully-developed heat stroke . Seek medical advice in all such cases . Avoid strenuous activities. Drink 2 to 3 litres of water per day, even if not thirsty. Do not have alcoholic or carbonated soft drinks.