You need to drink water as it is required for survival and without water in some form the body cannot survive for more than 4 days.
The average body weight is 50%-60% water while men have more than women and obese people have less than lean people.
In normal circumstances, the body loses 2.8 litres of water a day through urine, skin, breath and faeces. That is the amount that needs to be replenished but the body makes water through food metabolism, and water comes from food we eat which totals about 1.3 litres a day. That leaves a shortfall of 1.5 litres which we need to replace and equates to about six glasses of water a day.
It is essential to drink water, a minimum of six glasses a day to ensure your body has enough water to function properly and doesn't become dehydrated.
Your body requires water for the following:
Food can provide the body with a litre of
water a day providing a balanced diet of sufficient fruit and vegetables is
Water content of foods:
Its clear that water is essential for survival but which water do we choose to drink?
Tap water or bottled water?
Tap water is treated with chemicals to kill bacteria and other microorganisms and may also contain other contaminants like toxic metal salts, hormones and pesticides, or it may become contaminated by chemicals or microbes within pipes.
Your tap water may contain:
The best water to drink is natural mineral water or filtered tap water. Bottled water that is labelled 'spring water' or 'pure water' should come from a pure source that has consistent mineral levels year after year and does not contain any pesticides and nitrate contaminants.
It is easy to become dehydrated through not taking in enough fluids or through illness and where the blood becomes too concentrated and causes symptoms. Increasing fluids should normally improve hydration within 20 minutes unless severely dehydrated where medical assistance may be needed.
Signs of Dehydration:
Signs of severe dehydration include:
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