The provided transcript does not offer a step-by-step guide on how to use a microneedle for hair regrowth. It focuses on the optimal needle length and penetration depth based on a recent study. To learn the proper technique, consult a dermatologist or other qualified healthcare professional. Improper use could lead to injury or ineffective treatment.
This video discusses a new study on microneedling and its effectiveness for hair regrowth. The speaker, Rob English, a researcher specializing in hair loss, presents findings that challenge previous assumptions about optimal needle length and penetration depth for microneedling treatments.