What is the white part of the nail and how come it fades?

I mean like the white part that grows longer (and that people cut). How come it sometimes appears to be translucent in some areas, while opaque white on others? Is it related to health?What is the white part of the nail and how come it fades?
Yeah, it's related to health. If you find to have one yourself, then your lacking the element zinc in your body. I recommend that you eat shellfish and other sea foods.What is the white part of the nail and how come it fades?
cuticle
It occurs due to a lack of iron in the body, it comes and goes

bad makeup