The average adult should drink at a minimum 2 litres, or eight glasses, of water daily. This is no urban myth. The average adult loses over 2.5 litres of water every day. Drinking eight glasses of water only replenishes what the body naturally loses through breathing, sweating and urination (the other 0.5 litres of water is consumed in food).
The human body is composed of 50 to 75% water (depending upon sex and body type) and water is vital for the proper functioning of every organ.
There is much research demonstrating the benefits of hydration. Among its many functions, water is responsible for carrying nutrients and oxygen to cells (our blood is 95% water), regulating body temperature, lubricating joints and cleansing toxins and waste from our bodies. The human brain alone is composed of 75% water, while our skin is 70% water. That is why one of the first effects of dehydration is headaches and dry skin (see Effects of dehydration for more).
Good hydration enables:
Research has also shown a link between hydration and the reduction of cardiovascular disease and the risk of various cancers (breast, colon and bladder).
Being hydrated has undisputable benefits for our overall health. But how do we maintain hydration when we’re busy working, exercising or travelling? Here are some tips:
The benefits of hydration to your overall wellness far outweigh the trouble of reaching for a glass of water. Being hydrated helps put you squarely on the path to better health.