How Much Water Should I Drink? New Scientist Article
New Scientist Article : How much water should you drink a day? Your throat will tell you
According to this article, you will be able to more readily swallow water if you are dehydrated and have a more difficult time if you are over-hydrated. This is a mechanism developed by evolution and we shouldn’t ignore it to make a goal.
If you are drinking water and it is easily going down your throat, you should continue.
If you are drinking water and it is difficult to swallow it, you should stop.
Seems like pretty simple and to the point advice!