There are also different types of MBA degrees. For example, there is the traditional two-year MBA program. There's also an accelerated MBA program, which takes just one year to complete. A third option is an executive MBA program, which is designed for current business executives.
There is no evidence that adding the eight cups of water to everything else you drink will do you any good and it could do you harm (American Journal of Physiological-Regulatory, Integrative and Comparative Physiology, November 2002, Drink at least eight glasses of water a day.
Back in 1945 the Food and Nutrition Board of the National Research Council stated that adults should take in about 2.5 liters of water per day (which is roughly the equivalent of eight glasses of water), but it also noted most of that intake level was already satisfied through the consumption of food without the need for the additional drinking of water.