Rating Newest Oldest. Best Answer: The USS Gerald R. Ford will be the biggest in 2015, the Nimitz class are all roughly the same size, with the USS George H.W. Bush being the latest and last of the Nimitz class. USS Gerald. R. Ford. http://en.wikipedia.org/wiki/USS_Gerald_...
Caffeine works primarily in the brain, where it affects the function of neurotransmitters and exerts a stimulant effect. If you drink too much coffee in a short amount of time, you will experience symptoms mostly related to your brain and digestive system.
However, too much caffeine consumption can cause a range of side effects. For most people, about 300 mg of caffeine a day is a healthy level of caffeine consumption. That is roughly equivalent to three cups of coffee. However, it is important to recognize that caffeine levels vary widely in coffee, tea and other caffeine-containing substances.