Microneedling- (also known as collagen induction therapy) involves using fine needles to create hundreds of tiny, invisible puncture wounds in the top layer of skin. Sound appealing? Not so much. But this minimally invasive treatment—whether it’s done in-office by a trained aesthetician, dermatologist, or plastic surgeon, or at home using a dermaroller (a small, handheld paint roller coated in tiny needles)—is virtually painless and incredibly effective. “The micro-injuries you create stimulates the body’s natural wound healing processes, resulting in cell turnover and increased collagen and elastin production, therefore reversing as well as preventing signs of aging.