According to a new survey by Advanced Dermatology, 78% of respondents said they regretted at least one tattoo. The biggest reason? Age. Almost 50% of participants said they were the under the age of 20 when they got their regrettable tattoo. 75% said they also didn't plan enough beforehand and made the decision to get the ink within a few hours or days. The most regrettable designs? Tribal designs, followed by hearts and roses.