Make sure you know how to avoid dehydration and heat-related illnesses before going on your summer holiday or before exercising in the heat.
Dehydration Dehydration is the excessive loss of body fluids. Our bodies need a certain amount of fluid daily to maintain all the body systems with the minimum considered to be 4 glasses of fluid per day (the ideal amount is considered to be 8 glasses).
Dehydration and hot weather Dehydration is the loss of water and salts from the body. You are at particular risk of dehydration during hot weather.
Heat rash or prickly heat Heat rash or prickly heat is caused by blockage of sweat glands during times of high heat or humidity, causing itching or prickling of the skin.
Heat stroke and heat exhaustion Heat exhaustion and heat stroke occur when the body's cooling system is overloaded; heat stroke requires urgent treatment to prevent death or permanent disability.
Water excess a risk for Kokoda trekkers Exercise-associated hyponatraemia - low blood salt levels linked to exercise and drinking too much water - is a concern among Kokoda trekkers, study suggests.
World First Aid Day On World First Aid Day, Australian Red Cross asks us to take the time to thank a first aider and to participate in first aid training.
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