It means that you are not getting enough calcium try drinking milk!
Street lines
it means you have not enough calcium lately
maybe if you leave them on to long, but since nails are dead skin cells you will most likely get vertical lines anyways. (Nail polish can hide the vertical lines too)
yes, try drinking milk.
The two white lines on the roads in Perth, WA mean that you are on a 2-way road. You may not cross double lines, whether they are white or yellow, or you will find yourself in the path of another auto going the opposite way.
This means that your nails are ether growing to long or are loosening off your finger
In the US, both solid white lines and double white lines are used to mark areas of prohibited lane changes in multi-lane traffic. Broken (dashed) yellow lines, solid yellow lines, and double yellow lines are used to separate traffic moving in opposite directions.
Loading zone
Black or nude nails.
lack of calcium in your body causes white stripes on teeth and nails.
it means`s a green dot with 9 white lines though the lower halfof it.
The white lines are most likely resulting from a Zinc deficiency. It is the same as the white lines you get on your finger nails. Too much calcium in your diet can cause improper absorption of zinc and iron. Vitamin D also plays a role in this so make sure you're getting enough of that. If this is a serious problem for a good amount of your teeth/nails I suggest contacting a dietitian or your doctor.