Tattoos are generally safe, but they aren't risk-free. Here's what to consider before going under the needle. During the tattoo process, it's possible to contract bacterial infections such as staph, ...

Once tattoo ink enters the body, it does not stay put. Beneath the skin, tattoo pigments interact with the immune system in ways scientists are only just beginning to understand.Tattoos are generally ...

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 ...