Although once cause for alarm, grey hair is now considered to be quite alluring in a sophisticated, older man.
Just take a look at stars like George Clooney, who became only more irresistible when he started going grey in his thirties, or Matt LeBlanc, who began to show off his distinguished silver strands a few years back.
Not to mention heartthrob Richard Gere and his standout white locks.
CLICK ON PHOTO FOR FULL GALLERY
The scientific explanation for those peppery streaks is a process called depigmentation.
As we age, the hair follicles gradually stop producing melanin. Without it, the individual strands lose their colour, eventually becoming transparent.
But turning grey gradually by no means losing one's good looks, and more and more celebrities are going au naturel.
Click on the photo to see our gallery of some silver foxes.