Ever hear about the Bristol stool scale? Yeah, it can help you gauge if you poop is healthy. Turns out there are plenty of pee scales too. Here’s one of our favorites. There are so many scales, we have a Pinterest board dedicated to them.

This was the problem I was trying to solve, how to get people to drink more water. While trying to find a solution, I would pee at school and sometimes be surprised at how dark my urine was. It almost felt thick. The thought would go through my mind, “That can’t be good. I better drink something, and soon.” You …