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How to prepare yourself before a session
Updated: Aug 24
Arriving at your appointment with clean-shaven hair, clean skin and without sunburn is not a detail: it is what allows the laser to work where it needs to work. If you are wondering how to prepare a laser hair removal session, remember this: we want a calm, intact and protected skin. Not an area irritated by wax, tanned at the last minute or covered with products.
The goal is not to make your appointment complicated. On the contrary. A good preparation takes little time, improves your comfort and helps your specialist adapt the treatment to your skin, hair and targeted area. Bye bye unwanted hair, but without improvising the day before.
How to prepare a laser hair removal session without affecting the results
Laser hair removal targets hair pigment. For the energy to return effectively to the follicle, the hair must be present under the skin, but not long on the surface. This is why shaving is recommended, while hair removal is not possible before one session.
The exact preparation may vary depending on your skin type, the color and density of your hair, the treated area and the technology used. An armpit does not have the same issues as a jersey, a face or a back. If you have dark skin, blond or red hair, or a particular skin condition, a personalized consultation is essential before starting.
Shave the area, but do not pluck it at the root
Shave the treated area about 12 to 24 hours before the appointment, unless your specialist gives you another instruction. A close shave helps prevent hairs on the surface from unnecessarily absorbing energy or creating a more intense feeling of heat.
Use a clean blade and take your time, especially in sensitive areas. The goal is to avoid cuts, shaving pimples and irritation. If your skin reacts easily, shave earlier in the day or the day before so that it has time to calm down.
Avoid wax, tweezers, electric epilator and sugaring in the weeks before treatment. These methods remove the hair at the root, while the laser needs this follicle to target it. Between your sessions, the razor is usually your best ally.
Keep the sun away from the treated area
Tanned or sun-heated skin deserves a break, not a laser session. Exposure to UV rays can increase the sensitivity of the skin and complicate the choice of safety settings. Even a tan that seems light to you can count.
Avoid direct sun, artificial tanning and UV booths in the weeks before your appointment, according to the guidelines received in consultation. Apply a broad-spectrum sunscreen to exposed areas on a daily basis. In Montreal, the sun on the terrace, park or weekend at the cottage can leave more traces than you think, even when it's not very hot.
Self-tanners should also be avoided before treatment. They can distort the evaluation of skin color and leave pigments on the surface. If you have applied it recently, tell your specialist frankly. It is better to adjust or postpone a session than to take an unnecessary risk.
Come with clean and product-free skin
On the day of the appointment, arrive with the area clean, dry and without products. No moisturizer, oil, perfume, deodorant, serum, makeup or self-tanner on the area to be treated. These products can create a barrier, irritate the skin or react to heat.
For the armpits, leave the deodorant at home before treatment. For the face, avoid foundation, dark circles and care actives applied to the area. For the jersey, prefer clean, comfortable and not too tight underwear after your appointment.
You can wash normally. Just don't aggressively exfoliate the skin just before. Grain scrubs, exfoliating brushes, exfoliating acids and abrasive treatments can weaken the skin barrier. Soft skin, yes. A pickled skin, no thanks.
What to report before your session
Transparency is part of a well-done treatment. Before you begin, mention any changes since your last visit: sun exposure, a new medication, a skin reaction, a pregnancy, an infection, a recent tattoo near the area or a recent aesthetic treatment.
Some drugs and topical products can make the skin more sensitive to light or affect the way it recovers. This may include some acne treatments, antibiotics, retinoids or photosensitizing products. Never stop a medication by yourself for an aesthetic appointment. Inform your specialist, then follow the recommendations of your doctor or pharmacist if necessary.
Active pimples, lesions, irritations, burns, eczema outbreaks or wounds must also be evaluated. Sometimes it is possible to bypass a small area. Other times, postponing treatment is the smartest decision. The lasting result you want is worth more than a hasty appointment.
If you have dark skin or light hair
All laser hair removal courses are not the same. Dark skin requires careful selection of technology and parameters in order to effectively treat hair while respecting skin pigment. A standardized approach has no place here.
Blond, red, gray or very pale hair can also respond differently to the laser, since they contain less pigment. An honest consultation makes it possible to discuss the expected response and, if necessary, complementary options such as electrolysis. Promising the same results to everyone would be simple. Customizing the plan is better.
The day before and the same day: make it simple
The day before, shave the area if it corresponds to your instructions, avoid sun exposure and leave out the exfoliants. Sleep well and hydrate normally. You don't need to drink an absurd amount of water or follow a complicated routine.
The same day, wear loose and soft clothing if you have a large area treated, legs, back or jersey. After the treatment, your skin may be slightly warm or have small temporary redness around the follicles. A soft fabric reduces friction and helps you stay comfortable when going out.
If this is your first session, arrive a few minutes in advance to fill out the necessary documents and ask your questions. Talk about your real goal: reduction of hair in the jersey, armpit maintenance, comfort in sportswear, clearer beard, easier to manage back. The right questions create a more precise plan.
Also prepare your expectations
Laser hair removal works in growth cycles. All hairs are not at the same stage at the same time, which explains why several sessions are usually necessary. You may see a gradual decrease in density and slower regrowth, but the pace and extent of results vary depending on the area, hormones, hair color and your individual profile.
Respecting the recommended interval between sessions counts as much as the appointment itself. Coming too early does not force results. Conversely, waiting much longer than expected can slow down your progress. Your plan must follow the biology of your hair, not just your social calendar.
At Smooth AF, the approach begins by understanding your skin rather than getting you into a box. Whether you're treating a small area or aiming for a full-body package, clear preparation allows you to use advanced technology more accurately and comfortably.
The best preparation therefore remains very simple: shave according to the instructions, protect your skin from the sun, arrive without products and say everything that can influence the care. Your skin doesn't need to be perfect to start - it needs to be respected. That's how we start to be Smooth AF.
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