Water is an essential element for life and covers 71% of the surface of the earth's crust.
Represents over 60% of body weight in men and 50% in women, and in an adult, constitutes 72% of lean body mass.
It is very important to know under what conditions is the water going to take, because a contaminated water can lead to serious health problems.
A sedentary adult needs each day an average of two gallons of water a day, since it is lost through various causes such as urine, skin, respiration and defecation.
It is advisable to drink water, even if there is thirst, because throughout the day with solar temperature, stress and other factors, are leaking and need to replace it and more, if a person has diarrhea and vomiting.
A clear symptom of dehydration is a dry mouth, dry mucous membranes and skin, burning sensation and heartburn, and it should be noted that this, in athletes, decreased performance and increased burnout.
Noted in conclusion that the water and excess fat removed.