If its true that our skin cell totally renew themselves every few years...?
Answers: The tattoo ink isn't if truth be told in the cell (try inserting a needle into a single cell sometime), it's within the fluid around the cells.
Yes, your external skin cell change commonly. Skin cells are falling sour all the time and individual replaced by new cell. Your epidermis is all inert cells. It's the dermis, below the top layer, that is creating investigational cells to replace the older.
Not all cell in your body can be replaced though.
Your eyeballs won't renovate much. Your brain cells are matching one you were born near, you don't get contemporary ones.
Blood is recycled and renewed more often than other parts of the body because the cell are worked so hard and age faster than read aloud, bone cells.
tatoo ink is inserted into living tissue, the deposit of cells on the surface are already unmoving, that is why tatoos remain, althought they do fade over time.
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