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research Human scalp hair: geometry, biochemistry, growth parameters and mechanical characteristics

January 2016 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)”

A 6-group geometric classification of human scalp hair is more reliable and objective for testing than an 8-group system.

Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometrical and Structural Mechanical Parameters

research Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometrical & Structural Mechanical Parameters

November 2022

New methods to classify curly hair types were developed based on shape and strength.

research Fractal geometry and topology abstracted from hair fibers

7 citations , August 2009 in “Applied Mathematics and Mechanics-English Edition”

Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.

research Effect of Needle Geometry on Insertion Force of Different Hair Implanters

January 2021 in “Advanced Biomedical Engineering”

Needle shape affects the force needed for hair implants, with certain shapes reducing the effort required.

Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometric and Structural Mechanical Parameters

research Reimagining Hair Science: A New Approach to Classify Curly Hair Phenotypes via New Quantitative Geometric and Structural Mechanical Parameters

May 2023 in “Accounts of chemical research”

New methods can better classify curly hair types and lead to improved hair care products.

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Community Join

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community Hair regrowth without drugs (99% natural) 25M

in Progress Pictures 520 upvotes 2 months ago

A user shared their experience with hair regrowth using supplements like NAC and DIM, and briefly using minoxidil with microneedling. They reported some improvement in hair density, but the community questioned the effectiveness compared to traditional treatments like finasteride.

community 3 days after a hair transplant

in Transplants 2113 upvotes 11 months ago

A user humorously shared their appearance three days after a hair transplant, sparking jokes and memes about their head shape. They remained positive, acknowledging the swelling and hoping for improvement.

community Cbum's hair transplant looks absolutely terrible

in Transplants 979 upvotes 1 year ago

A bodybuilder's hair transplant appears unnatural with a straight hairline and low density, possibly worsened by not using finasteride. The Turkish clinic is criticized for poor design, and the transplant may have been free for promotion.

community (25M) 25 days of treatment min + microneedling

in Progress Pictures 173 upvotes 2 years ago

A user shared progress pictures after 25 days of using Minoxidil, microneedling, and recently started topical finasteride for hair loss. Some commenters are skeptical about the results, while others notice new hair growth.

community 6 months on biotin + minoxidil

in Progress Pictures 357 upvotes 2 years ago

A user shared a 6-month progress picture showing improvement in hair loss using biotin and minoxidil. They also mentioned dealing with stress, diet issues, and seborrheic dermatitis.

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