Your body needs water to function properly.
In fact, being even mildly dehydrated can:
According to the UK’s National Health Service, a balanced diet is crucial to maintaining good energy levels — and this includes drinking 6 to 8 glasses of fluid each day.
These fluids can be water, sugar-free drinks like tea or coffee, homemade smoothies or juices, and milk.
However you may need to drink even more water if you live in a hot country or during a spell of warm weather.
You'll also need to drink more if you're very active — you should drink water before, during and after exercise to avoid dehydration. But remember, it is possible to drink too much water, so drink as much as you think you need while exercising.
In general, you should aim to drink fluids throughout the day.
Quote of the day
Water! You may not like it, but you have to drink it.
Anthony T. Hincks, author