Water makes up about two thirds of the weight of a healthy body. Water is essential for elimination of toxins, absorption of nutrients, regulation of body temperature and transport of oxygen into cells. The sensation of thirst may not be triggered until dehydration is well established and the feeling of thirst can become desensitised if it is ignored on a regular basis.
What are the symptoms of dehydration?
Lack of concentration, headaches
Constipation, dark coloured urine
Lack of energy
Feeling light headed
Maintaining hydration may help control weight – one can often confuse hunger with thirst.
How much do we need?
Guidelines vary from 1.2 to 2.5 litres of fluid per day to be replaced. This of course depends on levels of exercise and climate. Most nutritional therapists will advise an intake of 6-8 glasses of water per day, which equates to 1.2 litres. Although tea, coffee and soft drinks do contribute to fluid intake, water has the benefit of being caffeine-fr...