Zhaoming says to monitor how often you dye your hair carefully. “My advice is not to dye your hair more than once every three months, or no more than four times a year,” she says. “Reducing the ...

As hair changes with age, coloring it at home requires a gentler, more thoughtful approach. Senior hair is often finer, drier, and more fragile, and it may also be more resistant to color—especially ...