Thinking about getting a tattoo? Here’s what you should know
The Dose25:35What do I need to know about tattoo health risks?Tattooing services are regulated and largely considered safe, but there's a growing group of experts concerned over links between tattoo ink and allergic reactions, as well as potential associations between tattoos and certain kinds of cancer. Current evidence largely shows associations — not causation — with cancer, but experts say people should be aware that tattoos do come with a small amount of risk, even if more research is needed to determine the severity of that risk. What are the risks of getting a tattoo? Tattoos are permanent because they're formed when a needle containing ink pierces skin and deposits the pigment in the dermis — the skin's middle layer — according to Dalhousie University dermatologist Dr. Kerri Purdy....