February 2026 in “Journal of Craniofacial Surgery Open” Hair extensions can damage scalp health and cause hair loss, especially with prolonged use.
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January 2023 in “Biosensors” Piezoelectric Nanogenerators are promising for non-invasive health monitoring but need efficiency and durability improvements.
June 2025 in “Advances in Clinical and Experimental Medicine” Keratin biomaterials could help heal wounds and regenerate tissue, but more testing is needed.