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GlossaryMechanical Damage

physical harm to hair from brushing or heat styling

Mechanical damage refers to the physical harm caused to hair fibers due to external forces such as brushing, combing, or styling with heat tools. This type of damage can lead to split ends, breakage, and a rough hair texture. For professionals, understanding mechanical damage is crucial for advising clients on proper hair care techniques to minimize harm and maintain hair health.

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Research

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Protection and Restoration of Damaged Hair via a Polyphenol Complex by Promoting Mechanical Strength, Antistatic, and Ultraviolet Protection Properties

research Protection and Restoration of Damaged Hair via a Polyphenol Complex by Promoting Mechanical Strength, Antistatic, and Ultraviolet Protection Properties

1 citations , July 2023 in “Biomimetics”

A new hair treatment using a natural polyphenol complex improves hair strength, reduces static, and protects against UV damage.

research Replenishing amino acids in damaged hair

March 2005 in “Journal of the American Academy of Dermatology”

Adding amino acids to damaged hair can improve its strength and appearance.

research Fermented grapeseed oil repairs chemically damaged hair via enhanced permeability mechanisms

July 2025 in “Scientific Reports”

Fermented grapeseed oil effectively repairs and protects chemically damaged hair.

research Hair Shaft Damage from Heat and Drying Time of Hair Dryer

34 citations , January 2011 in “Annals of dermatology/Annals of Dermatology”

Using a hair dryer at 15 cm with continuous motion causes less damage than natural drying.

research Mechanical characterization of curly hair: Influence of the use of nonconventional hair straightening treatments

13 citations , March 2017 in “Skin Research and Technology”

Formaldehyde damages curly hair more than glyoxylic acid.

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Community Join

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community Losing hair without the white bulb, Tressless GPT's Response. Do you guys agree?

in Treatment 4 upvotes 1 year ago

Hair loss without a white bulb may indicate mechanical damage, anagen effluvium, alopecia areata, or traction alopecia. Seeking a specialist is recommended, but access can be difficult in smaller areas.

community I am actually regrowing my hairline without minoxidil or finasteride (mechanical stimulation)

128 upvotes 7 years ago

Regrowing hairline without the use of Minoxidil or Finasteride, and instead using mechanical stimulation such as Derma Roller, Nizoral, Zinc Pyrithione, Scalp Massage, Scalp Exercise, Fish Oil and other topical solutions. It is cautioned that there are risks associated with not using medically-prescribed treatments, but it is suggested to consider mechanical stimulation in addition to those prescribed treatments.

community Nizoral is drying my hair and I don’t know what else to do

in Minoxidil 5 upvotes 6 months ago

A 25-year-old woman with androgenic alopecia is experiencing hair dryness and damage after using topical minoxidil and Nizoral. She is advised to reduce washing frequency, use a bond builder like K18, apply a silicone-based serum, and consider using a shower filter and different oils like argan oil for better hair health.

community Why does MPB only affect the scalp

in Research/Science 14 upvotes 1 year ago

Male pattern baldness (MPB) may be influenced by androgen receptors in scalp hair follicles and potentially poor blood flow. Transplanted hair is not immune to DHT, and factors like inflammation and scalp tension might also contribute to hair loss.

community Finasteride + HT results: 10 months. Post fin shed pics

in Finasteride/Dutasteride 136 upvotes 2 years ago

A user shared their positive experience with finasteride and a 1000 FUE hair transplant for the frontal region, noting significant improvement in the crown area with medication alone. They emphasized patience with finasteride, as results vary from person to person.

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learn Epidermal Growth Factor

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