I have always wanted to get a tattoo but I don't know enough about it to decide
Well they are made by putting ink and dye into the skin to change the color.
Where did tattoos originate?
History of tattooing
Tattooing has been practiced across the globe since at least Neolithic times, as evidenced by mummified preserved skin, ancient art and the archaeological record. Both ancient art and archaeological finds of possible tattoo tools suggest tattooing was practiced by the Upper Paleolithic period in Europe. However, direct evidence for tattooing on mummified human skin extends only to the 4th millennium BC. The oldest discovery of tattooed human skin to date is found on the body of Ötzi the Iceman, dating to between 3370 and 3100 BC. Other tattooed
also seen in animal models, with a view to eventual human trials for this application.
Research Tattoo removal.
A placebo-controlled study on hairless mice found that 0.1% ingenol mebutate gel was able to remove two-week-old tattoos consistently. It was observed that the microspheres within the skin containing the dye would exude into the scab intact and slough off as the skin healed about 20 days after treatment began. This mechanism appears to be independent of ink color, unlike laser tattoo removal, which is less effective