Think Before You Ink: The Little-Known Risks of Tattoos

In a survey of people with tattoos, more than 10 percent said they developed abnormal reactions as a result, including pain, itching, and infection. For 6 percent, symptoms such as itching, scaly skin, and swelling lasted for longer than four months. Both red and black tattoo pigments have been implicated in potential complications, although all colors are unregulated and may contain cancer-causing compounds that migrate through your body.