News Henna Tattoo Goes Wrong! Causes Shocking Skin Reaction (Must See) By Odili Jeffery - Jan 13, 2017 1246 0 SHARE Facebook Twitter tweet Just came across this online, really scary! How did this happen though? Know your skin type before you cause harm to yourself. What could have made her hand swell like this? Henna doesn’t even require needles. Can anyone explain this?