The brain—and the rest of the body—needs plenty of water to work at its peak levels.
Recent research by scientists studying the brain tells us what our grandmothers have always known: the body needs plenty of water to stay in good working order. When you study at home, have a pitcher of water at hand. At school, ask permission to have a bottle of water at your desk. The rule of thumb is that we should drink 6–8 glasses a day (about 48–64 oz., or somewhere between 1.5 and 2 litres).
Soda pop is not an approved substitutes for water. The sugar content in these drinks puts you on a roller-coaster of sugar highs and lows, and it does nothing to help your body—including your brain—work better. Fruit juice? Energy drinks? No. Stick with water.
Here’s another take on drinking water especially as it relates to fitness and beauty.