Ingrown hairs form when a hair follicle can't get past a clogged pore, making the hair curl back in, as seen here. Shaving and tweezing can make the problem worse and people with curly hair are ...

Retinol is a form of vitamin A that works by increasing skin cell turnover, breaking up the cells that form the clogs and reducing future clogged pores, says Crutchfield. Quick tip: Always use oil ...