Awasome What Causes Gray Hair At Early Age References. Graying of hair also called canities or achromotrichia occurs with normal aging. Whatever you call it, gray hair happens to all of us at some point.
Web genetics this is probably the biggest cause of premature graying, according to the 2018 review mentioned just above. Web while it is normal for hair colour to change as people age, when grey hair appears early, it triggers a multitude of questions. Web premature greying of hair.
