How Long Does a Root Perm Last? The longevity of a root perm varies from person to person and largely depends on your hair type. If you have fine or thin strands, a root perm should last two to ...

Celebrities like Brooke Shields, Julia Roberts, and even Justin Timberlake sported the signature curls that made the hair treatment a household name. Today's perm types, however, are long-lasting ...