I was brushing my teeth this morning in the shower when I slipped and stabbed myself in the gum with the brush. It got me to thinking: do many people do stupid things with toothbrushes and hurt themselves? So I googled it.
Toothbrushes can be dangerous in a fistfight...
Medical Device Injuries Deemed Common...
Seems this is a bigger problem than I thought, cos someone's even invented a toothbrush to prevent slef-inflicted teoothbrush whackery:
Patented Toothbrush...
Weird.