Cluster 06 · FAQ Hub
Laser Hair Removal FAQ
Every question a thoughtful patient asks — organized by intent, answered with clinical accuracy, and linked to the full Academy article for anyone who wants more depth.
Laser hair removal is an FDA-cleared medical treatment that uses a focused wavelength of light to permanently reduce hair by damaging the follicle. A complete cycle takes 6–10 sessions over 9–12 months. This FAQ covers safety, preparation, aftercare, cost, and how laser compares to every other hair-removal method.
01 · Category
The Basics
How does laser hair removal actually work?
A specific wavelength of light is absorbed by melanin in the hair follicle and converted to heat, damaging the follicle's ability to grow new hair. This process — selective photothermolysis — is the clinical foundation of every professional laser device.
How laser hair removal worksHow many sessions will I need?
Most patients need 6–10 sessions spaced 4–8 weeks apart, depending on body area, hormonal factors, and skin type. Coarse hair on the underarms or Brazilian often responds faster than finer facial hair.
How many treatmentsIs laser hair removal permanent?
The FDA classifies the result as permanent hair reduction. After a full cycle, treated follicles produce dramatically less hair — permanently — with occasional touch-ups for hormone-driven regrowth.
Is it permanentDoes it hurt?
Most patients describe modern laser as a warm rubber-band snap with contact cooling between pulses. Sensation varies by area — the underarms and bikini are more sensitive than the legs or back.
Does it hurtWhat results should I expect and when?
Visible shedding begins 1–3 weeks after the first session, and most patients notice meaningful density reduction by session 3–4. Full results build cumulatively across the treatment cycle.
Results to expect02 · Category
Safety & Skin Type
Is laser hair removal safe?
Yes — it is one of the most studied and widely performed medical aesthetic procedures. Safety depends on device selection, clinician training, and appropriate calibration for your Fitzpatrick skin type.
Is it safeIs it safe on darker skin?
Yes, when the right device is used. Stubble treats all Fitzpatrick types (I–VI) safely using wavelengths — particularly Nd:YAG at 1064nm — calibrated to darker skin.
Fitzpatrick skin typesWhat are the common side effects?
Mild redness and slight follicular swelling for a few hours after treatment are normal. Blistering, burns, or persistent pigment changes are rare with correctly calibrated devices.
Common side effectsWho should not get laser hair removal?
Active pregnancy, certain photosensitizing medications, recent isotretinoin use, active infections in the treatment area, and specific medical conditions warrant deferral or modification.
Risks & contraindicationsCan I get treated during summer?
Yes, with careful sun protection. Treated skin must not be tanned at the time of treatment, and SPF 30+ is required daily throughout the cycle.
Summer treatments03 · Category
Before Treatment
How should I prepare for my first session?
Shave the treatment area within 24 hours, avoid sun exposure and self-tanner for two weeks prior, skip retinoids and exfoliating acids for 3–5 days, and arrive with clean, product-free skin.
How to prepareWhy do I have to shave before laser?
Laser targets the follicle beneath the skin. Surface hair burns and creates unnecessary discomfort, so shaving within 24 hours is required to keep the treatment safe and comfortable.
Shaving beforeWhat should I avoid before treatment?
Waxing, plucking, threading, sun exposure, self-tanner, retinoids, and exfoliating acids in the days before treatment. All can affect safety or results.
What not to do beforeAre there medications that affect treatment?
Yes. Photosensitizing medications (some antibiotics, isotretinoin, certain diuretics) require deferral. Always disclose current medications during your consultation.
Medications to avoid04 · Category
Aftercare
What is the aftercare protocol?
For 72 hours: no heat (sauna, hot tub, intense workouts), no direct sun, no harsh actives. Cool compresses, gentle moisturizer, and SPF 30+ daily.
Full aftercareWhen can I exercise after treatment?
Wait at least 24–48 hours before intense workouts. Elevated body temperature and sweat on freshly treated skin can cause irritation.
Exercise afterWhen can I swim after treatment?
Wait 48–72 hours for pools and 24 hours for the ocean. Chlorine and salt can irritate healing follicles.
Swimming afterWhen can I exfoliate again?
Skip physical and chemical exfoliation for at least 5–7 days after treatment. Reintroduce gradually once redness has fully resolved.
Exfoliation afterWhat if I get irritation or bumps?
Mild redness, follicular swelling, or small bumps for 24–48 hours are normal. Persistent pain, blistering, or crusting warrants a call to your provider.
Managing irritation05 · Category
Laser vs Other Methods
How does laser compare to waxing?
Waxing is temporary and requires monthly appointments forever. Laser is a defined 9–12 month cycle that ends. Most patients spend less on a full laser cycle than they would on two years of waxing.
Laser vs waxingHow does laser compare to shaving?
Shaving is daily maintenance with recurring irritation and ingrowns. Laser is a one-time clinical cycle that ends the routine. Most patients recover the cost within 5–7 years.
Laser vs shavingIs IPL the same as laser?
No. IPL emits scattered broad-spectrum light at lower energy and produces temporary thinning. Medical-grade laser uses a single precise wavelength at clinical energy and produces permanent reduction.
Laser vs IPLShould I choose laser or electrolysis?
Both are permanent. Laser is dramatically faster for larger areas of pigmented hair; electrolysis is the only option for white, grey, and blonde hair or very small patches.
Laser vs electrolysis06 · Category
The Stubble Experience
What device does Stubble use?
Stubble treats with the Candela GentleMax Pro Plus — a dual-wavelength platform pairing 755nm Alexandrite for lighter skin and 1064nm Nd:YAG for darker skin, with integrated cryogen cooling for comfort.
How is Stubble different from a spa or med spa?
Stubble is a clinical laser program built around one job done at the highest standard — with medical oversight, standardized settings, and a defined treatment cycle. It is not an à la carte menu.
How is Stubble priced?
As a single defined cycle, not a subscription. You pay for the full clinical outcome rather than session-by-session up-charges.
What if I move or need to pause treatment?
Sessions carry across the cycle. Reach out to your provider and we will accommodate reasonable schedule adjustments.
Want the full picture?
The Complete Guide to Laser Hair Removal
The pillar guide connects every FAQ into the complete clinical story of laser hair removal — from mechanism to maintenance.
Read the Complete GuideStill have a question?
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