Determining "how often to color hair" entails setting a schedule for hair coloring, similar to getting a haircut or styling nails. People dye their hair for a multitude of reasons, including adhering to fashion trends, expressing their individuality, or covering up gray hair.
Coloring hair is not a new practice. In fact, it dates back to ancient times when Egyptians used henna to color their hair and nails. In the modern era, hair coloring has become much more sophisticated, with a wide range of colors and techniques available. For optimal hair health, seeking professional advice is a good idea.