There are many celebrities who are open and honest about wearing wigs, but Keira Knightley isn't a name that immediately springs to mind.

Keira Knightley even described how bleaching and changing her mane to fit different roles caused hair loss, revealing that she had to start wearing compelling-looking wigs for films that she ...

Hair loss is more common than you think ... volumizing products after being introduced to them by a hairstylist. Keira Knightley colored her hair for years without experiencing any side effects ...

Credit: Getty Images Actor Keira Knightley has been known to wear wigs ... and disguise bald or thinning patches. Female pattern hair loss (androgenetic alopecia) will affect about 50 per cent ...