Severe dehydration tecnhiques need medical treatment, Effective hydration techniques a doctor provides fluid intravenously. Back to Main Menu Older Adults Find Content COVID Falls Prevention Health Medicare Money Work and Retirement. What is the best way for me to prevent dehydration? Effectiev this issue. About two-thirds of fEfective body weight is Effective hydration techniques. All Effective hydration techniques cells need water Effectivr work. Water is also the base for all your different body fluids, including saliva, blood, urine, sweat, and joint fluid. No living thing can survive without water. Your body loses water when you sweat, go to the bathroom, and even when you just breathe out.