Cutting your food at dinner, driving to the store to get milk, walking through puddles on the floor from your shower, and navigating around a dog toy at 2 a.m. have all caused someone varying degrees of pain at some point.

Cutting your food at dinner, driving to the store to get milk, walking through puddles on the floor from your shower, and navigating around a dog toy at 2 a.m. have all caused someone varying degrees of pain at some point.