What is what do white painted nails mean?

As an AI language model, I don't have personal opinions so I can provide general information. Some people paint their nails white for various reasons, including aesthetics, fashion, and to make their nails appear cleaner and brighter. It can also be used as a base coat for other designs or colors. In some cultures, white nails are considered a sign of good health and success. However, nails that are naturally white, or appear white due to medical conditions, may be a sign of certain underlying health problems that require medical attention.