research What Factors Play a Role in Unhealthy Hair?
Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
Search
for
Sort by
Research
630-660 / 1000+ results 
research Hirsutism
Hirsutism is often caused by high male hormone levels and can be treated with lifestyle changes and medications.
research Female Pattern Hair Loss: A Review Article
Female pattern hair loss is common, linked to polycystic ovarian syndrome, and treated with topical Minoxidil.
research The Art of Repair in Surgical Hair Restoration – Part II
Successful surgical hair restoration requires careful planning, precise execution, and proper aftercare, using techniques like follicular unit transplantation and correct hair angling for best cosmetic results.
research Basic Hair Transplantation: 2007
Hair transplantation has improved with techniques that increase graft survival and patient satisfaction for more natural results.
research Follicular Transplantation, Microneedling, and Adjuvant Narrow-Band Ultraviolet-B Irradiation as Cost-Effective Regimens for Palmar-Plantar Vitiligo: A Pilot Study
Combining hair transplantation with microneedling or laser and UV light may help treat tough vitiligo on hands and feet, with microneedling being affordable and easy to learn.
research Clinical Trials and Hair Loss
Many treatments for hair loss show potential, but more testing is needed to confirm their effectiveness. Only minoxidil for women and minoxidil and finasteride for men are FDA approved.
research Low-Level Laser Therapy in Immune-Mediated Skin Disease: A Narrative Review
Low-level laser therapy may help with hair regrowth in alopecia areata but its effectiveness for psoriasis and atopic dermatitis needs more research.
research The Art of Repair in Surgical Hair Restoration—Part II
The document concludes that careful planning, efficient use of every hair graft, and setting surgical priorities are crucial for successful hair restoration surgery.
research The Efficacy and Safety of the Combination of Photobiomodulation Therapy and Pulsed Electromagnetic Field Therapy on Androgenetic Alopecia
The combined therapy significantly increased hair density and was safe for treating hair loss.
research Melasma, A Photoaging Disorder
Melasma is now considered a skin aging disorder caused by sun exposure in people with a genetic tendency, which impacts treatment and prevention approaches.
research Longer TA Repeat but Not V89L Polymorphisms in the SRD5A2 Gene May Confer Acne Risk in the Chinese Population
Longer TA repeats in the SRD5A2 gene may increase acne risk in Chinese people.
research The Main Cause of Hair Rarefaction in Androgenetic Alopecia: Higher Number and Longer Duration of Kenogen Hairs
More kenogen hairs cause hair thinning in androgenetic alopecia, not hair miniaturization.
research Voluntary Registers No Longer Have Gravitas
Professionals believe voluntary registers cannot ensure public safety like mandatory ones with laws.
research Presence of Polycystic Ovary Syndrome Is Associated with Longer Anogenital Distance in Adult Mediterranean Women
Women with polycystic ovary syndrome tend to have a longer distance between the clitoris and anus.
research A Topical Botanical Lotion Increases and Remodels Scalp Collagen Content Through Longer Anagen Phase, Opening New Perspectives
A botanical lotion can increase scalp collagen and extend hair growth phase, potentially improving hair thinning issues.
research Gonadotrophin-Releasing Hormone Agonist Therapy for Hirsutism Is as Effective as High Dose Cyproterone Acetate but Results in a Longer Remission
Hormone therapy for excessive hair growth is as good with GnRHa as with high-dose CPA, but GnRHa has longer-lasting results.
research Detection of Human Papillomavirus Type 56 DNA in Hair Follicles in the Genital Area of a Woman No Longer Suffering from Viral Warts
HPV type 56 can hide in hair follicles even without visible warts.
research Androgen Receptor Gene CAG Repeat Polymorphism in Women with Polycystic Ovary Syndrome
Longer CAG repeat lengths in the androgen receptor gene are linked to higher testosterone levels in women with PCOS.
research Factors Affecting the Severity of Central Centrifugal Cicatricial Alopecia
Longer hair loss leads to more severe CCCA; early treatment and avoiding damaging hairstyles help regrowth.
research Relationship Between Contact Time of Applied Dose and Percutaneous Absorption of Minoxidil From a Topical Solution
Longer contact time increases minoxidil absorption, but doesn't affect metabolism.
research A Pharmacogenetic Survey of Androgen Receptor (CAG)N and (GGN)N Polymorphisms in Patients Experiencing Long-Term Side Effects After Finasteride Discontinuation
Longer CAG and GGN repeats increase alopecia risk, but no significant link to post-finasteride syndrome found.
research Polymorphic CAG Repeat Numbers in the Androgen Receptor Gene of Female Pattern Hair Loss Patients
Longer CAG repeats in gene linked to more severe hair loss in females.
research Polymorphism of CAG and GGN Repeats of Androgen Receptor Gene in Women with Polycystic Ovary Syndrome
Longer GGN repeats in the androgen receptor gene are linked to polycystic ovary syndrome.
research Optimal Microneedle Length for Hair Regrowth in Hair Cycle Arrest (Alopecia X) in Six Dogs
Longer 3 mm needles were most effective for dog hair regrowth, but hair loss often returned and some dogs felt itchy.
research Risk of Merkel Cell Carcinoma Progression After Treatment Discontinuation in Patients With an Objective Response to Anti-PD-(L)1 Immunotherapy
Longer immunotherapy treatment may improve outcomes for Merkel cell carcinoma patients.
research Polycystic Ovary Syndrome: Anogenital Distance as a Marker of Prenatal Androgenic Environment and Review and Comparison of Diagnostic Criteria
Longer anogenital distance may indicate a higher chance of having polycystic ovary syndrome, and measuring this distance along with hormone levels could improve diagnosis.
research A Mechanical Model of Overnight Hair Curling
Longer time setting curls overnight leads to better curl retention.
research Prostaglandin-Induced Hair Growth
Latanoprost can make eyelashes longer, thicker, and darker.
research Cyclic Dynamics of Hair Follicles and the Effect of Minoxidil on the Bald Scalps of Stumptailed Macaques
Minoxidil helps grow longer, thicker hair in bald scalps of stumptailed macaques, and early treatment is more effective.