Marie Antoinette Syndrome 2024. What is « marie antoinette syndrome » ? But while stress can cause premature gray hairs in time, it’s not clear if it can do so overnight (or within a.

The idea that stress or trauma can turn hair gray or white within hours is dramatic, but what does science have to say about it? Before her beheading, queen marie antoinette reportedly saw her hair turn white in a single night.