You don’t have to look far in a crowd to see a tattoo today. Among people 18 to 30 years old, one person in four is inked. In the next few years, 40% of this age group likely will be. Once a guy thing, now up to 65% of those with tats are women. Thinking of a tattoo for yourself? Find out why people get them, the health risks involved, and your options if you change your mind.