Regenerative Medicine and Hair Loss: Microneedling—Is the Pain Really Worth It?

![][1] Microneedling (MN), or percutaneous collagen induction therapy (PCIT), is a minimally invasive procedure that utilizes multiple fine needles to create micropunctures in the skin.[1][2] The therapy was introduced in the 1990s for the treatment of scars, striae, and laxity, but