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.
We canât live without it. Literally! Indeed, the more of it we drink, the healthier we get. Why then do so many of us find ourselves drinking significantly less water than we should? Studies show that men should be drinking around 3 liters (13 cups) of fluids each day and women need about 2.2 liters (9 cups). If youâre not drinking nearly that much, read on for âWhy and âHowâ to drink more water.