Tattoos may be linked to an increased risk of cancer, according to a new study. Researchers at the University of South Denmark and the University of Helsinki have found tattoo ink may increase the ...

The researchers are particularly concerned that tattoo ink may trigger chronic inflammation in the lymph nodes, which over time could lead to abnormal cell growth and an increased risk of cancer.

Tattoos are no longer taboo. One in every three Americans now has at least one tattoo. As getting inked becomes more common, potential risks and side effects are being more intensely scrutinized.