Some hair growth tools work, others are gimmicks — here’s how to tell the difference NBC News Top Stories By: Mili Godio 26 February 2026 at 20:08 Yes, some viral hair growth tools actually work. I spoke to dermatologists and scalp experts about which ones will actually help hair grow and prevent hair loss. © Courtesy of Mili GodioWhen it comes to hair growth, consistency is key, according to doctors. © Courtesy of Mili GodioWhen it comes to hair growth, consistency is key, according to doctors.
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