The TikTok video begins with a young woman sitting in the passenger seat of her car, looking around unassumingly. The doppelganger has her own caption: “Pelvic floor dysfunction.” The TikTok’s creator, Alicia Jeffrey-Thomas, is a pelvic health physical therapist in Medfield, Mass., who goes by the moniker the Pelvic Dance Floor. Maria Velissaris, a founding partner of SteelSky Ventures, which …
