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Hair Grows by Pulling, Not Pushing | Science News
New science is rewriting the rules of hair growth—no more pushing, more pulling. Researchers used cutting-edge 3D imaging to discover hair follicles actually pull hair upward through coordinated cell movements, not push it out. Even with cell division blocked, hair still grew—until they disrupted actin, a key protein for cell motion, which slashed growth by 80%. This flips decades of textbook knowledge and could revolutionize treatments for hair loss, tissue regeneration, and beyond—thanks to the power of real-time, microscopic observation. Listen in comfort:Get a discount on a Soli Pillow…
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