Where does the white things at the back of the finger nails come from?

If you look at your nails, where your skin begins, the nail is white right there. why?Where does the white things at the back of the finger nails come from?
If you are talking about the cuticle, it is layers of dead skin that surround the nail. The half-moon shaped ';white thing'; at the back of a fingernail is called the lunula. It lies underneath the nail in the nail bed and only appears white through the nail (it isn't actually white). It defines the free edge of the distal nail plate (the nail that grows outward)Where does the white things at the back of the finger nails come from?
You mean your cuticles?
Its called the moon of the nail, or the Lunula. You are born with them. Here is an article about your nails and the signs you can find about your health in your nails:





http://www.cnn.com/HEALTH/library/WO/000鈥?/a>