TreatmentResearch7 months ago

Microneedling for Hair Loss: 0.5mm vs 1.5mm, Depth Matters

Microneedling protocols vary widely in needle depth and frequency. The 2024 comparison study finally provides standardised guidance for at-home and clinical protocols.

Dr. Maya

9.8k views3 min read

Hair TransplantResearch7 months ago

Dense Packing in Hair Transplantation: How Many Grafts Per Square Centimetre?

Dense packing pushes graft density toward the natural 80–100 follicular units per cm² that healthy scalp shows. The technique improved transplant results, but pushed against survival limits.

Liam Foster

12.6k views3 min read

Hair TransplantCosmetic7 months ago

Hairline Design in Hair Transplantation: The Art That Determines Natural Results

The single most important determinant of natural-looking hair transplant results is the hairline design. Get it wrong and no surgical technique can rescue it.

Dr. Maya

3.3k views3 min read

TreatmentResearch8 months ago

Carboxytherapy for Hair Loss: A Procedure With Mechanism but Limited Evidence

Carboxytherapy, subcutaneous injection of medical CO2, has been used for various dermatological indications. The hair loss application has theoretical merit but slim clinical data.

Liam Foster

12.7k views3 min read

Hair TransplantTreatment8 months ago

Long Hair FUE: The Technique That Eliminates the Post-Op Buzz Cut

Standard FUE requires shaving the donor area. Long Hair FUE preserves donor hair length, eliminating one of the major lifestyle obstacles to hair transplantation.

Dr. Maya

10.5k views3 min read

Alopecia AreataTreatment8 months ago

Cyclosporine for Alopecia Areata: An Older Option Worth Revisiting

Before JAK inhibitors, cyclosporine was one of the more effective systemic options for severe alopecia areata. New protocols make it relevant again for specific clinical scenarios.

Liam Foster

6.2k views3 min read

Scarring AlopeciaCosmetic8 months ago

Traction Alopecia: Prevention Matters Because Treatment Doesn't Work Well

Traction alopecia from tight hairstyles is one of the few common forms of hair loss that's almost entirely preventable. Once established, treatment options are limited.

Dr. Maya

10.1k views3 min read

DiagnosisResearch8 months ago

Trichotillomania: Hair Loss From an Underrecognised Mental Health Condition

Trichotillomania, compulsive hair pulling, affects approximately 1% of adults but is underdiagnosed because patients rarely volunteer the behaviour. Treatment requires recognising it.

Liam Foster

12.7k views3 min read

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DiagnosisResearch8 months ago

Hair Loss in Asian Patients: Why Standard Norwood Assumptions Don't Always Apply

Androgenetic alopecia in Asian patients shows distinct patterns that don't always fit the Norwood scale designed for European populations. Treatment timing and approach differ.

Dr. Maya

3.5k views3 min read

Scarring AlopeciaDiagnosis8 months ago

Hair Loss Patterns in African Descent: CCCA and Distinct Considerations

Central centrifugal cicatricial alopecia is the most common scarring alopecia in women of African descent. It's underdiagnosed and treatment opportunities are time-limited.

Liam Foster

7.2k views3 min read

DHTFinasteride9 months ago

Dutasteride vs Finasteride for Androgenetic Alopecia: When to Choose Each

Dutasteride blocks both 5-alpha reductase isoforms; finasteride blocks only type 2. The clinical comparison shows dutasteride wins on efficacy and loses on side effect profile.

Dr. Maya

11.3k views3 min read

CosmeticResearch9 months ago

Olaplex and Bond Builders: Repair Chemistry That Actually Works

Olaplex's patented bond-rebuilding chemistry was unusual in the hair care industry, actually novel chemistry rather than reformulated standards. The clinical results justify the marketing for damaged hair.

Liam Foster

4.0k views3 min read

ResearchLifestyle9 months ago

Sleep, Cortisol, and Hair Loss: A Real but Often Overstated Connection

Chronic sleep deprivation elevates cortisol and inflammatory markers. The connection to hair loss is real but commonly exaggerated, here's where the evidence actually sits.

Dr. Maya

8.4k views3 min read

MinoxidilTreatment9 months ago

Rogaine Foam vs Solution: Which Formulation Actually Works Better?

Most users assume Rogaine foam and solution work identically. The pharmacokinetic data shows they don't, and the difference matters for some users.

Liam Foster

7.7k views3 min read

TreatmentResearch9 months ago

Hyperbaric Oxygen Therapy for Hair Loss: Marginal Evidence, Major Cost

Hyperbaric oxygen therapy is promoted by some wellness clinics for hair loss. The evidence is preliminary and the cost is high relative to alternatives.

Dr. Maya

10.1k views3 min read

TreatmentTelemedicine9 months ago

Online Hair Loss Telemedicine: Hims, Keeps, and Roman Compared

Telemedicine has reshaped hair loss treatment access, with three major US players competing for the same minoxidil and finasteride prescriptions. Here's how they compare.

Liam Foster

6.6k views3 min read

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Hair TransplantTreatment9 months ago

Beard and Body Hair as Donor for Transplant: When and How It Works

Patients with extensive scalp hair loss but adequate beard or chest hair density now have a viable supplementary donor option. The technique has matured significantly since 2018.

Dr. Maya

4.9k views3 min read

Alopecia AreataTreatment9 months ago

Topical Immunotherapy for Alopecia Areata: An Old Treatment Worth Knowing About

Diphencyprone-induced contact dermatitis on the scalp can promote hair regrowth in alopecia areata. The treatment is older than JAK inhibitors and remains useful in specific cases.

Liam Foster

15.9k views3 min read

NutritionResearch10 months ago

Vitamin K2 and Hair Loss: An Emerging Research Direction

Vitamin K2 has gained attention for bone and cardiovascular health. A few preliminary papers suggest possible relevance to hair biology, though the evidence is very early.

Dr. Maya

15.3k views3 min read

NutritionResearch10 months ago

Collagen Supplements for Hair: Marketing Disconnect From Evidence

Collagen supplements are marketed extensively for hair benefits. Hair is made of keratin, not collagen, and the evidence for any indirect benefit is thin.

Liam Foster

11.7k views3 min read

TreatmentCosmetic10 months ago

Mesotherapy Cocktails for Hair Loss: What's Actually in the Injections?

Hair loss mesotherapy injections contain widely varying ingredient combinations across clinics. Understanding what's typically included helps patients evaluate the offering.

Dr. Maya

4.1k views3 min read

DiagnosisTreatment10 months ago

Hair Loss in Adolescents: When Pattern Hair Loss Starts Young

Androgenetic alopecia can begin in late adolescence in patients with strong genetic predisposition. Treatment timing and choice in young patients deserves specific consideration.

Liam Foster

13.1k views3 min read

DiagnosisResearch10 months ago

AI-Based Hair Density Measurement: Smartphone Apps That Actually Work

Several smartphone apps now use machine learning to measure hair density from photographs. The clinical validation is mixed but the trajectory is promising.

Dr. Maya

5.4k views3 min read

LifestyleResearch10 months ago

Alcohol and Hair Loss: A Modest Connection With Practical Implications

Heavy alcohol consumption has multiple indirect effects on hair health. Moderate consumption probably doesn't matter, but heavy use does.

Liam Foster

6.1k views3 min read

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TreatmentInflammation10 months ago

Topical Steroids for Hair Loss: When They Help and When They Hurt

Topical corticosteroids treat the inflammatory components of several forms of hair loss. Used inappropriately or chronically, they can cause harm, including paradoxical hair loss.

Dr. Maya

13.6k views3 min read

DiagnosisTelogen Effluvium11 months ago

Hair Pull Test: The Diagnostic Procedure Anyone Can Perform

The hair pull test is one of the simplest diagnostic procedures in dermatology. Performed correctly, it distinguishes active telogen effluvium from stable hair loss.

Liam Foster

9.6k views3 min read

Telogen EffluviumResearch11 months ago

Hair Loss After COVID Vaccination: Causation vs Correlation

Reports of hair loss following COVID vaccination prompted public concern. The epidemiological data shows the connection is complicated and largely explained by other factors.

Dr. Maya

12.8k views3 min read

DHTTreatment11 months ago

Hair Loss in Trans Men on Testosterone: Pattern and Timing

Testosterone therapy for transmasculine patients reproduces the androgen environment that drives male pattern hair loss. Timing, pattern, and treatment considerations differ from cisgender presentations.

Liam Foster

8.1k views3 min read

DiagnosisInflammation11 months ago

Trichodynia: The Scalp Pain Some Hair Loss Patients Experience

Some patients with hair loss describe scalp pain, burning, or sensitivity. The condition has a name, trichodynia, and addressing it can improve treatment adherence.

Dr. Maya

7.7k views3 min read

CosmeticDiagnosis11 months ago

Heat Styling Damage and Hair Loss: When Cosmetic Damage Becomes Clinical Concern

Daily heat styling damages the hair shaft but doesn't typically cause follicle loss. Where heat styling crosses into clinical territory is more complicated.

Liam Foster

1.6k views3 min read