Does one session of laser do anything?

Author: Ervin Glover PhD  |  Last update: Tuesday, August 26, 2025

After your first laser hair removal session, you'll experience smoother skin and a reduction of hair in the treated area. You'll also notice a reduction in ingrown hair too! However, one session is not enough.

Can one laser session make a difference?

Answer: Laser Hair Removal Thank you for your question in regards to laser hair removal. After one laser hair removal treatment, you wont see much of an improvement. A series of six sessions are usually recommended to achieve desired results.

Can you see results after one laser session?

You should see immediate results based on the color and thickness of your hair, the area treated, the type of laser, and the color of your skin. Regardless of these variations, you should notice a 10-25% reduction of hair after the first treatment. Expect no downtime after your first treatment.

Does 1 laser treatment do anything?

The immediate impact of just one session. After just one session of laser hair removal, many clients report a noticeable reduction in hair growth. The procedure works by directing concentrated light into hair follicles. When the pigment in the follicles absorbs this light, the hair is destroyed.

How effective is one session of laser hair removal?

While laser hair removal is effective, it usually requires multiple sessions to achieve long-term hair reduction. You may notice hair growth after first session of laser hair removal. But it is unlikely that all the targeted hair will completely disappear. The laser targets hair follicles in their active growth phase.

How many laser hair removal sessions will I need? #AskTCC

Does hair fall out after 1 laser session?

Hairs do not fall out immediately, but you will shed them over a period of days to weeks. This may look like continued hair growth. The repeated treatments are usually necessary because hair growth and loss naturally occur in a cycle, and laser treatment works best with hair follicles in the new-growth stage.

What happens if you only do one laser hair removal?

While you might see immediate hair reduction following your first session, long-term hair-free skin usually necessitates multiple visits, often spaced weeks apart. Hair grows in cycles, and the laser can only target active growth phase follicles in a single session.

What happens after 1 laser session?

After your first session, you'll notice an immediate reduction in hair growth on the treated area. The laser technology targets hair follicles, effectively disrupting their ability to grow new strands. This is excellent news for those who are tired of the constant cycle of shaving and waxing.

Why is my hair growing back 2 days after laser?

This is a sign that the laser successfully treated the follicle, and it's clearing out the dead hair shaft. This shedding process, also called “peppering,” can last anywhere from a few days to a couple of weeks. In some cases, it may feel like the hair is growing back because it's breaking through the skin.

Is one laser treatment worth it?

You may need more than one laser treatment.

To give a patient long-lasting results and the most improvement, a dermatologist may schedule a series of laser treatments. This is often necessary when using a type of laser called a non-ablative laser.

What I wish I knew before laser hair removal?

I wish I knew this before laser hair removal
  • Preparation is crucial.
  • It's also important to skip plucking, waxing, or electrolysis.
  • Laser hair removal isn't a one-and-done solution.
  • Another often overlooked aspect is the potential for maintenance treatments.

How long does 1 session of laser last?

For smaller areas such as the top lip, chin or underarms, a session may take just a couple of minutes. For larger areas such as the legs or back, a session takes around 30-40 minutes. Or if you're treating a full body top to toe can range between 1-2 hours.

Will you see results after one laser session?

You can expect a 10% to 25% reduction in hair after the first treatment. To remove the hair, most patients need 2 to 6 laser treatments. After finishing the treatments, most patients do not see any hair on the treated skin for several months or even years.

How many laser sessions do I need for Brazilian?

The fact- “No one fits all” is also true for the Brazilian treatments. The effectiveness of the treatment depends on the thickness, growth and colour of the hair. So, the number of sessions one needs to undergo vary from person to person. Generally, 6-8 sessions are required to get your hair permanently removed.

Can I shave between laser sessions?

It's perfectly acceptable to shave between laser hair removal sessions.

Will I regret laser hair removal?

While laser hair removal significantly reduces hair growth, it doesn't always eliminate it completely, and some may still require occasional touch-ups. Skin reactions can also play a role in feelings of regret, although this is rare when the procedure is done correctly.

Why am I hairier after laser hair removal?

Hair Shedding – After a laser hair removal treatment, it's common for the treated hair to shed. This shedding process can take 10-14 days post treatment. And during this time, it may appear as though the hair is growing back thicker and darker. However, this is simply the hair follicle shedding the treated hair.

What happens if I shave 3 days after laser?

After undergoing the treatment, hairs begin a shedding phase which can last between 10 to 14 days. It's crucial during this period to let the hairs naturally fall out. Shaving too early can risk complications like ingrown hairs and other skin irritations.

What happens if you only do one laser session?

A single laser session will only target the hair follicles that are in the active growth stage. This is a small percentage of all hair follicles in a treatment. You'll need to undergo a series of at least 6 laser hair removal sessions to see significant results.

Is one session enough for laser?

It's important to complete the initial course of 10 treatments and at consistent intervals for optimal results. We recommend a series of 8-12 treatments done at monthly intervals and maintenance treatments every 2-3 months for permanent hair reduction.

Does hair fall out after first laser session?

Lasers can kill hair only during the anagen stage. However, only about 15 percent of the hair will be present in this phase at the time of one laser session. That means that only 15 percent of hair follicles will be destroyed, and those hairs will fall off five to 14 days following treatment.

What happens if you wait too long between laser hair removal?

Conversely, waiting too long between treatments can also be counterproductive as it may allow the hair to enter the next growth cycle, reducing the overall effectiveness of the treatment.

How much hair is removed with one laser session?

You can expect to see about a 10% to 25% reduction in hair after your first treatment. As you continue your treatments, more and more hair will fall out, and you'll notice that it continues to grow back more slowly.

What to expect after 1st laser hair removal?

Up to 24 to 48 hours after

Patients may experience redness. Thus, it is better to avoid any activity that may incur more skin irritation. Hot showers, saunas and exercising should be avoided for at least 24 hours after your first laser hair removal session. Patients should avoid deodorant, body lotion and fragrances.

Previous article
What soap is good for body odor?
Next article
Why am I not losing belly fat but gaining muscle?