Tattoos have become a popular way for people to express themselves, but new research is raising concerns about the safety of tattoo ink. Scientists have found evidence suggesting that certain ...

Historically, tattoos existed at the fringe of society. But today, tattoos are mainstream — gracing the skin of athletes, celebrities, professionals and everyday people. According to the Pew Research ...

From minimalist wrist designs to full sleeves, body art has become so common that it barely raises an eyebrow. But while the personal meaning of a tattoo may be obvious, the biological consequences ...