Ollie [ol-lie] as a boys' name (also used less generally as girls' name Ollie) is of Latin origin, and Ollie means olive tree. Ollie is a version of Oliver (Latin). Associated with: tree.
The Takeaway. On average men need 3.7 liters of fluids per day, and women need 2.7 liters. All fluids count, including milk, juice, coffee, tea, and even water-rich foods. Thirst and urine color might be better guidelines for staying hydrated. Weather, activity level, illness, and age can all impact water needs.
So stop sweating the eight glasses a day hubbub and think about it this way instead: All fluids count toward your daily intake, not just plain old H20. According to the Mayo Clinic, the benchmark should really say eight 8-ounce glasses of fluid, not water, because drinking things like milk, tea, and juice contribute to your