TreatmentTelemedicine11 months agoOnline Hair Loss Telemedicine: Hims, Keeps, and Roman ComparedTelemedicine 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,6.5k views3 min read
Hair TransplantTreatment11 months agoBeard and Body Hair as Donor for Transplant: When and How It WorksPatients 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. Maya4.6k views3 min read
Alopecia AreataTreatment11 months agoTopical Immunotherapy for Alopecia Areata: An Old Treatment Worth Knowing AboutDiphencyprone-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,14.9k views3 min read
NutritionResearch11 months agoVitamin K2 and Hair Loss: An Emerging Research DirectionVitamin 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. Maya14.5k views3 min read
NutritionResearch11 months agoCollagen Supplements for Hair: Marketing Disconnect From EvidenceCollagen 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,11.2k views3 min read
TreatmentCosmetic11 months agoMesotherapy 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. Maya4.0k views3 min read
DiagnosisTreatment12 months agoHair Loss in Adolescents: When Pattern Hair Loss Starts YoungAndrogenetic alopecia can begin in late adolescence in patients with strong genetic predisposition. Treatment timing and choice in young patients deserves specific consideration.Liam Foster,12.6k views3 min read
DiagnosisResearch12 months agoAI-Based Hair Density Measurement: Smartphone Apps That Actually WorkSeveral smartphone apps now use machine learning to measure hair density from photographs. The clinical validation is mixed but the trajectory is promising.Dr. Maya5.4k views3 min read
LifestyleResearch12 months agoAlcohol and Hair Loss: A Modest Connection With Practical ImplicationsHeavy alcohol consumption has multiple indirect effects on hair health. Moderate consumption probably doesn't matter, but heavy use does.Liam Foster,6.2k views3 min read
TreatmentInflammation12 months agoTopical Steroids for Hair Loss: When They Help and When They HurtTopical corticosteroids treat the inflammatory components of several forms of hair loss. Used inappropriately or chronically, they can cause harm, including paradoxical hair loss.Dr. Maya13.3k views3 min read
DiagnosisTelogen Effluvium12 months agoHair Pull Test: The Diagnostic Procedure Anyone Can PerformThe 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,9.5k views3 min read
Telogen EffluviumResearch12 months agoHair Loss After COVID Vaccination: Causation vs CorrelationReports of hair loss following COVID vaccination prompted public concern. The epidemiological data shows the connection is complicated and largely explained by other factors.Dr. Maya12.6k views3 min read
DHTTreatmentabout 1 year agoHair Loss in Trans Men on Testosterone: Pattern and TimingTestosterone 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
DiagnosisInflammationabout 1 year agoTrichodynia: The Scalp Pain Some Hair Loss Patients ExperienceSome patients with hair loss describe scalp pain, burning, or sensitivity. The condition has a name, trichodynia, and addressing it can improve treatment adherence.Dr. Maya7.9k views3 min read
CosmeticDiagnosisabout 1 year agoHeat Styling Damage and Hair Loss: When Cosmetic Damage Becomes Clinical ConcernDaily 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,1.8k views3 min read
Telogen EffluviumDiagnosisabout 1 year agoHair Loss From Common Medications: A Reference for What to Watch ForMany widely prescribed medications can cause hair loss. Recognising medication as a potential cause prevents unnecessary workup and enables treatment adjustment.Dr. Maya13.5k views3 min read
Hair TransplantTreatmentabout 1 year agoHair Transplant Repair Procedures: Fixing Bad Past WorkPatients with poor outcomes from past hair transplants, pluggy hairlines, depleted donor areas, visible scarring, have increasingly sophisticated repair options.Liam Foster,4.4k views3 min read
NutritionTelogen Effluviumabout 1 year agoSelenium and Hair Loss: Why More Is Not BetterSelenium is essential for hair growth, but the therapeutic window is narrower than most supplements suggest. Both deficiency and excess cause hair loss.Dr. Maya10.6k views3 min read
NutritionLifestyleabout 1 year agoMediterranean Diet and Hair Loss: An Observational Association Worth KnowingA 2018 case-control study reported reduced androgenetic alopecia in men following Mediterranean diet patterns. The mechanism is plausible but the evidence is observational.Liam Foster,7.2k views3 min read
Mental HealthResearchabout 1 year agoHair Loss Awareness Without Anxiety: The Psychological Side That MattersHair loss causes psychological distress for many patients in ways disproportionate to its medical severity. Recognising and addressing this dimension improves outcomes.Dr. Maya11.2k views3 min read
CosmeticTreatmentabout 1 year agoConcealer Sprays for Hair Loss: When Spray-On Coverage Makes SenseSpray-on concealers offer immediate visual coverage of thinning areas with less effort than fibre-based products. The category has matured significantly since the early infomercial era.Liam Foster,11.6k views3 min read
NutritionTelogen Effluviumabout 1 year agoZinc Deficiency and Hair Loss: Less Common Than Marketing SuggestsZinc deficiency causes hair loss when present, but true deficiency is uncommon in Western diets. The widespread inclusion of zinc in hair supplements isn't justified by population-level prevalence.Dr. Maya10.7k views3 min read
Alopecia AreataTreatmentabout 1 year agoMethotrexate for Alopecia Areata: Old Drug, Specific Use CasesMethotrexate has supporting evidence for severe alopecia areata, particularly in combination with corticosteroids. It remains a useful option in specific clinical scenarios.Liam Foster,8.7k views3 min read
DiagnosisResearchabout 1 year agoLoose Anagen Syndrome: When Children's Hair Comes Out PainlesslyLoose anagen syndrome causes painless extraction of hair shafts in young children. It's underdiagnosed but typically self-resolving with age.Dr. Maya6.1k views3 min read
Telogen EffluviumDiagnosisabout 1 year agoAnagen Effluvium: When Hair Loss Comes Mid-CycleAnagen effluvium describes hair loss from follicles in growth phase, most commonly from chemotherapy. Understanding the mechanism helps distinguish it from telogen effluvium.Liam Foster,7.7k views3 min read
Hair TransplantCosmeticabout 1 year agoCrown vs Frontal Hair Loss: Why the Distinction Matters for Transplant PlanningThe crown and frontal scalp behave differently in androgenetic alopecia progression and respond differently to transplantation. Planning needs to address each appropriately.Dr. Maya10.6k views3 min read
LifestyleResearchabout 1 year agoBrushing Technique and Scalp Circulation: Folklore vs PhysiologyThe advice to brush hair 100 strokes daily for scalp health has folklore status. The physiology supports much more modest claims.Liam Foster,8.0k views3 min read
Alopecia AreataMental Healthabout 1 year agoStress-Induced Alopecia Areata: When Psychological Trauma Triggers DiseaseSevere psychological stress can trigger alopecia areata onset or flares. The mechanism involves established connections between the nervous and immune systems.Dr. Maya10.5k views3 min read
Hair TransplantFinasterideabout 1 year agoMaintenance After Hair Transplant: The Medical Therapy You Can't SkipHair transplantation moves follicles from donor to recipient areas. It does not stop ongoing native hair loss. Post-transplant medical therapy is essential for durable results.Liam Foster,7.1k views3 min read
DiagnosisHair Transplantabout 1 year agoDensity Visualisation: How Many Hairs Per Square Centimetre Looks Like WhatHair density numbers are abstract until you see what each density actually looks like. Understanding the relationship between numbers and appearance helps set realistic expectations.Dr. Maya13.3k views3 min read
Liam Foster,
