19.

“Our college dorms had desk chairs that rocked back. They scared me at first, but I got used to them — so used to them that when I was home on my Thanksgiving break freshman year and my mom told me to look out the window at something, I rocked back in my regular four-footed desk chair. It felt like slow-motion — I was halfway back and just thought ‘Oh no…‘ before crashing back and whacking my head off the corner of my wood nightstand.”


Source: https://www.buzzfeed.com/juliacorrigan/dumbest-ways-people-ever-gotten-injured