Most well-known kidneys in item:
Question by Carly: What kind of drinks make your kidneys work tougher?
I am doing a science fair project and I need to have assist to realize your kidneys. What I am trying to figure out is which sort of drink will make your kidneys function the hardest. The selected drinks are energy drinks, coffee, pop, juice, water, salt water, and milk. So our hypothesis is that coffee will definately impact the kidneys the most but what I do not understand is how we prove