Cast Application of Four Weeks' Duration Significantly Affects Hair Length, Diameter, and Density

April 2013 in “ Journal of dermatological treatment ”

Piyanuch Chairerg, Saran Tantavisut, Aree Tanavalee, Wirach Tuangjaruwinai, Ratchathorn Panchaprateep, Pravit Asawanonda

hair length hair diameter hair density immobilization hair growth hair quality

TLDR Wearing a cast for four weeks makes hair grow longer, thicker, and denser.

The study conducted by researchers from Chulalongkorn University in Bangkok, Thailand, found that the application of a cast for four weeks significantly affected hair characteristics. Specifically, it was observed that hair length, diameter, and density were all impacted by the cast application. This research provided insights into how immobilization and lack of movement could influence hair growth and quality.

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Research cited in this study

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