| 1 | This procedure uses tiny electric shocks to permanently destroy the hair follicles. | |
| 2 | It is the effect of hormones on the hair follicle that produces male pattern baldness. | |
| 3 | Acne results from the buildup of sebum and dead skin cells in hair follicles. | |
| 4 | Scientists have discovered how to generate new hair follicles in adult mammals. | |
| 5 | Over time, the hair follicles will change and shrink, leading to thinning hair. |