Get Rid of Yellow Nails..

There are many reasons of yellow nails

1. Sometimes the dark nailpolishes when they are applied for a longer time can cause the yellowish stains on the nails..
2. Sometimes a lung desease called the YELLOW NAIL SYNDROM can cause the yellow color of the nails..

But they can be cured, on't apply dark nailpolish for a longer time period, remove it or change it approx after 1 week, and the cure for second option is also available..take proper medications and your discolouration will be resolve.
And if the yellowish color is because of nailpolish it will be grow out as the nail grows..