what is the advantage of drinking coffee with water?!

Best Answer - Chosen by Voters

Drinking coffee does cause 'some' people to urinate more often, and in greater quantity than those who do not.
The only advantage that I could see in drinking water with coffee would be to reduce the amount of dehydration that it has on the human body. It definitely would not be harmful.

55 years of running to relieve myself after drinking coffee.

The advantage of drinking coffee is that you can awake a little bit longer - well, longer- to do your work or watching good movies. :)
Drinking coffee with water will reduce the acid that come from coffee when it did not blended well.