Wakeling J (2011) Improving the hydration of hospital patients. Nursing Times; 107: 39, early online publication. Dehydration occurs when the body loses fluids at a greater rate than it takes in. For ...

Normally, your body is made of about 50%-60% fluid, including water, blood, and lymphatic fluid. When your fluid levels are out of balance (too high or too low), serious health problems can happen.