Hair loss & hair restoration, explained by a physician
Patient-education guides reviewed by Dr. Charles Pereyra, MD — board-certified physician, ISHRS member and the doctor who performs every Micrograft FUE procedure at Springs Rejuvenation.
Advanced FUE—follicular unit extraction—refers to minimally invasive hair restoration techniques that harvest individual follicles without a linear scalp incision, often combined with investigational regenerative…
Read more →Patient EducationAdvanced Fue La: What the Research ShowsAdvanced follicular unit extraction (FUE) in Los Angeles represents a refinement of hair restoration techniques that use punch tools smaller than 0.9 millimeters to harvest individual follicular units from the donor…
Read more →Patient EducationAdvanced Fue Austin: What the Research ShowsAdvanced FUE (follicular unit extraction) in Austin refers to micro-surgical hair restoration that uses smaller punch tools—often 0.9 millimeter or less—to extract individual follicular units with minimal visible…
Read more →Patient EducationFUE Hair Transplant Cost in NYC: What Drives the Price and How to Compare QuotesI'll rewrite those two sentences to remove the word "certainties" while maintaining the same meaning: **Original sentence 1:** "No regenerative therapy certainties improved graft survival or faster healing."…
Read more →Patient EducationAdvanced Fue Atlanta: What the Research ShowsAdvanced FUE in Atlanta typically refers to micro-follicular unit extraction performed with punch tools smaller than 1.0 mm, often combined with regenerative protocols that use the patient's own cellular material or…
Read more →Hair Restoration GuideCrown Hair Loss Restoration: Why the Vertex Is DifferentRead more →Hair Restoration GuideExosome Scalp Therapy vs PRP for Hair: What the Evidence Shows (and Doesn't)Read more →Hair Restoration GuideFemale Hair Restoration Therapy: Options, Evidence and CandidacyRead more →Hair Restoration GuideHair Restoration Candidacy Checklist: Who Is (and Isn't) a Good Fit for FUERead more →Hair Restoration GuideHair Transplant Cost: What Determines the Price of FUERead more →Hair Restoration GuideNo-Shave FUE Hair Restoration: How It Works and Who It SuitsRead more →Hair Restoration GuideReceding Hairline Restoration: Hairline Design, Timing and EvidenceRead more →Hair Restoration GuideTextured Hair FUE Restoration: Technical Considerations for Afro-Textured HairRead more →Patient EducationWhat Is the Right Age for a Hair Transplant? Evidence on Timing, Stability and RiskThe question of when to pursue a hair transplant has no single answer tied to a birthday. Timing depends on pattern stability, donor supply, and realistic expectations about ongoing hair loss and future procedures.
Read more →Patient EducationDHT and Hair Loss Explained: How Dihydrotestosterone Shrinks FolliclesDihydrotestosterone drives pattern hair loss by binding receptors in follicle cells. Genetic sensitivity determines who is affected and where. Medications can lower DHT; natural options are weaker.
Read more →Patient EducationDonor Area Healing After FUE: Why It Itches, How It Heals and What Over-Harvesting Looks LikeThe donor area after a hair transplant recovers over days to weeks. Itching, temporary thinning, and numbness are common. Learn the timeline, what's normal, and when to call your physician.
Read more →Patient EducationFinasteride vs Minoxidil: What the Evidence Shows About Each Hair Loss MedicationFinasteride lowers DHT; minoxidil extends the growth phase. Both have published evidence in androgenetic alopecia, and both carry individual variation in response and side effects. Dr. Pereyra reviews the data.
Read more →Patient EducationFUE vs FUT Hair Transplant: Differences, Scars, Recovery and Who Each SuitsFUE and FUT represent two distinct approaches to harvesting follicular units for hair restoration. Each carries different scar patterns, session sizes, and recovery timelines that suit different donor characteristics.
Read more →Patient EducationHair Transplant Growth Timeline: What to Expect Month by MonthFollicular unit transplantation relies on the natural hair cycle, which means visible results emerge gradually over many months. Understanding the biology and typical timeline helps set realistic expectations.
Read more →Patient EducationThe Hair Transplant Shedding Phase: Why Transplanted Hair Falls Out and When It ReturnsMost transplanted hair sheds within weeks of surgery as follicles reset. Understanding this phase helps patients recognize normal healing from complications that need attention.
Read more →Patient EducationThe Ludwig Scale: Grades of Female Pattern Hair Loss ExplainedThe Ludwig scale classifies female pattern hair loss into three grades based on the width of the midline part while the frontal hairline typically remains intact, helping physicians diagnose diffuse thinning.
Read more →Patient EducationThe Norwood Scale: Stages of Male Pattern Hair Loss ExplainedThe Norwood scale is the most widely used classification for male pattern hair loss, mapping seven progressive stages from a full hairline to extensive balding. Understanding your stage helps guide decisions.
Read more →Patient EducationPRP for Hair Loss: What the Studies Actually Show (Including the Negative Trials)Platelet-rich plasma therapy has shown mixed results in published trials. Some studies report hair density gains, others find no benefit.
Read more →Patient EducationSigns a Hair Transplant Is Failing vs Normal Healing: Shock Loss, Poor Growth and When to CallMost concerns in the first year reflect normal healing rather than actual failure. This guide explains the difference between expected shedding, shock loss, and slow regrowth versus genuine warning signs.
Read more →Patient EducationSleep and Exercise After a Hair Transplant: A Week-by-Week Guide to Protecting GraftsThe first two weeks after follicular-unit-excision surgery determine how well grafts take. This guide walks through sleep position, activity restrictions, and what published studies show about exercise and hair health.
Read more →Patient EducationTypes of Hairlines: Straight, Widow's Peak, Receding, Rounded, Uneven and Bell-ShapedHairlines vary widely in shape and position. This guide explains the six common types of hairlines, how male and female patterns differ, and how to distinguish a naturally maturing hairline from one that is receding.
Read more →Patient EducationThe Ugly Duckling Phase After a Hair Transplant: What Months 1–4 Really Look LikeThe weeks and months immediately following hair transplant surgery can look worse than the day of the procedure. Understanding the ugly duckling phase helps set realistic expectations for this temporary period.
Read more →Ready to Reclaim Your Confidence? Book Your Free Hair Loss Consultation
No pressure, no obligation — just an honest assessment of your hair loss, your candidacy, and your options from a board-certified physician.
Individual results vary. Stem cell and exosome therapies are not FDA-approved to treat any disease. This site is for informational purposes and is not medical advice.
