The condition of nails reflect the quality of tissue production in the body as nails are considered to be the waste product of bones (asthi dhatu) Healthy nails are pink,smooth and evenly shaped. Healthy nails are often a sign of good health, while bad nails are often a tip off to more serious problems. Dermatologists say healthy nails are an important part of overall health. The steps in cultivating and maintaining healthy nails are quite simple.