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Dr. Wi, Dr. Simon, Dr. Daniel, Dr. Kyle

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Honest and sincere explanations of aesthetic procedures

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Illustration comparing an at-home IPL device with a clinic-grade laser hair removal machineHair Removal
2026. 5. 21.

Back & Shoulder Hair: Does At-Home IPL Work?

The back and shoulders are the number one area where at-home IPL devices fall short, mostly because their power output is only a fraction of what a clinic-grade laser delivers.

Why Do I Still Smell Even Using the Same Deodorant?Hair Removal
2026. 5. 17.

Underarm Odor: Why Doesn't Deodorant Work?

The same deodorant works for some people and not others. Here's a quick breakdown of the individual differences shaped by the ABCC11 gene, bacterial communities, hormones, and diet.

Underarm Laser Hair Removal FAQ — Your Top Questions, AnsweredHair Removal
2026. 5. 17.

Underarm Laser Hair Removal FAQ: What to Know

Male vs. female differences, winter vs. summer timing, pregnancy, post-procedure workouts — here's a breakdown of the most common questions about underarm laser hair removal, organized by situation.

Underarm Laser Hair Removal: Does It Actually Eliminate Body Odor?Hair Removal
2026. 5. 17.

Does Underarm Laser Hair Removal Stop Odor?

The truth about underarm odor nobody talks about — here's what actually changes with each session of laser hair removal, and why hair follicles, bacterial environment, and the moment you notice results don't always align.

Illustration showing why winter is the ideal time to start laser hair removalHair Removal
2026. 5. 13.

Why Start Laser Hair Removal in Winter?

Everyone says to start laser hair removal in winter, not summer when unwanted hair actually bothers you. The reason isn't marketing. It comes down to how hair grows and how tanned skin affects the laser.

Illustration comparing a 24mm and a 16mm laser spot size on skin to show how the same joule setting changes intensityHair Removal
2026. 5. 09.

Is 6J Weak on GentleMax? Not Without Spot Size

If your chart says 6 joules and a friend's says 10, it's tempting to think you got the weaker treatment. You didn't necessarily — spot size is the missing half of that number.

Illustration representing laser hair removal treatment results over timeHair Removal
2026. 5. 01.

Does Hair Regrowth Mean Laser Removal Failed?

Hair regrowth a year after laser treatment doesn't always mean it failed. Density and shaving frequency tell the real story, and wavelength choice explains why results vary by area.

"Doctor, I've Had 8 Sessions — Why Is My Hair Still There?" — A Question I Got YesterdayHair Removal
2026. 4. 26.

Nd:YAG vs. Alexandrite: Which Actually Works?

Nd:YAG Laser Hair Removal Reviews: Why People Who Saw No Results with Alexandrite Finally Get Satisfied

Underarm Laser Hair Removal: Why Results Vary So Much Between SessionsHair Removal
2026. 4. 26.

Underarm Laser Hair Removal: Why Results Vary?

Underarm Laser Hair Removal — The Wavelength You Choose Determines How Much Hair You Lose Each Session

Half of our beard hair removal patients think "every session uses the same settings"Hair Removal
2026. 4. 17.

Beard Hair Removal: Same Settings Every Time?

To achieve proper beard hair removal results, the shot count and energy levels must be adjusted with each session

How Should You Choose a Laser Hair Removal Clinic?Hair Removal
2026. 4. 15.

Private Room Laser Hair Removal: Worth It?

Before looking at the equipment, there's something more important to check when choosing a laser hair removal clinic. Whether or not you get a private, single-person treatment room can make all the difference in your results.

GentleMax Burns Are Not a Machine ProblemHair Removal
2026. 4. 13.

GentleMax Side Effects: Is It the Machine?

If you're concerned about GentleMax side effects, the key lies not in the machine itself, but in the energy settings tailored to your skin type and the selection between 755nm and 1064nm wavelengths. Here's everything you need to know before undergoing laser hair removal.

Beard Hair Removal: Why Is There a 3x Price Difference Between Devices?Hair Removal
2026. 4. 12.

Beard Hair Removal: Why a 3x Price Difference?

The laser device you choose determines your results. Based on clinical experience, Dr. Wi explains the differences in wavelength, speed, and pain between the Apogee and GentleMax Pro Plus.

Underarm Laser Hair Removal — How Many Sessions Do You Actually Need?Hair Removal
2026. 4. 11.

Underarm Laser: How Many Sessions Do You Need?

With sessions spaced 4–6 weeks apart, most patients achieve near-permanent results after 5 or more underarm laser hair removal treatments, leaving only fine vellus hair behind. Learn the science behind follicle destruction and the optimal number of sessions.

Why Philtrum Hair Removal Never Seems to Work — There's a Real ReasonHair Removal
2026. 4. 10.

Philtrum Hair Removal: Why Doesn't It Work?

Male philtrum beard hair has deep follicles that 755nm wavelength alone cannot effectively reach. Learn how and why the GentleMax Pro Plus, which uses the 1064nm wavelength, makes a real difference.

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