| PHG | Premature hair graying |
| IAU | Imam Abdulrahman Bin Faisal University |
| PSS | Perceived stress scale |
| BMI | Body mass index |
| IRB | Institutional review board |
| PHG | Premature hair graying |
| IAU | Imam Abdulrahman Bin Faisal University |
| PSS | Perceived stress scale |
| BMI | Body mass index |
| IRB | Institutional review board |