April 2025 in “Brazilian Journal of Hair Health” This report from Tangle Teezer and TRI Princeton indicates that their Extra Gentle brush reduces hair breakage by up to 39%, offering a therapeutic experience for users with fragile scalps.
132 citations
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September 2021 in “Frontiers in Public Health” This study concluded that COVID-19 is a multisystem disease with both pulmonary and extrapulmonary manifestations, underscoring the importance of considering these symptoms for early diagnosis and infection control.
1 citations
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November 2024 in “Romanian Journal of Morphology and Embryology” This overview examines the biology, origin, structure, and function of various cells and structures, such as the blood-retinal barrier and Merkel cells, and discusses their roles in disease pathogenesis, along with recent findings related to the lymph nodes' paracortex.
7 citations
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July 2025 in “The Journal of Physiology” This study found that human C-tactile afferents respond to hair deflection, suggesting a functionally relevant anatomical relationship to hair follicles similar to that observed in mice.
20 citations
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July 2020 in “Expert Opinion on Biological Therapy” This study found that combining micro-needling, low-level laser therapy, and autologous non-activated platelet-rich plasma increased hair density in patients with androgenic alopecia over the treatment period.