Photo credit: EPHEMERAL TATTOO; BEN HUA YU; CHLOE KRAMMEL/MEN'S HEALTH ILLUSTRATION WHEN I first heard of Ephemeral Tattoo, I thought it was just like any other temporary tat—fun little "tattoos" made ...

But it's not just that ink is capable of reaching the body's lymph nodes, as researchers previously revealed. Tattoo needles – even new ones – also may be playing a role. Tattoo needles typically are ...

A few years ago, a team of European researchers discovered nanoparticles from tattoo pigments seem to be able to travel from a tattoo site into a body’s lymph nodes. A new follow-up study has now ...

Allergic reactions are common side effects of tattoos and pigments have been blamed for this. Now researchers prove, for the first time, that particles wear from the needle during the tattooing ...

How one amazing YouTuber turned a 3D printer into an automated tattoo machine.

A 2,000-year-old tattooing tool has been discovered in Utah—the oldest artifact of its kind found in the the Western U.S., predating the second oldest by a millennium. The pen-sized tattooing tool was ...

Nickel and chromium may shed from tattoo needles and cause allergies, a study found. By Nicholas Bakalar Tattoos can cause allergic reactions, and tattoo needles, even clean ones, may be partly to ...