Everyone wants to have clearer skin, but many people blindly follow treatments that others recommend without knowing exactly what is on their own face. However, just as you need to know your correct size for clothes to fit well, skincare also begins with understanding what type of pigmentation is present on your face. Today, we will clearly explain the differences between freckles and blemishes—one of the most confusing concerns for many people visiting dermatology clinics in Cheongdam—and introduce BBL HERO, which may help with these concerns.
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The identity of those confusing brown spots
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BBL HERO: The principle of cleaning a clear glass window
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Accurate diagnosis and care are more important than the treatment itself
- The identity of those confusing brown spots

First, take a close look at your face in the mirror. If small, brownish spots that look as though sesame seeds have been sprinkled across your nose and cheeks, they are likely freckles. Freckles are strongly influenced by genetics, but they can also become darker when melanin pigment reacts actively after significant sun exposure. They may give the face a cute appearance, like a child who has gotten a little dirt on their face while playing outside, but they can also become a source of self-consciousness for the person who has them.
On the other hand, blemishes are somewhat different. Compared with freckles, blemishes have more irregular shapes and vary in size. We generally use the term “blemishes” to refer to marks left behind where acne or pimples once appeared, as well as pigmentation that remains after the skin creates a protective defense in response to prolonged exposure to ultraviolet rays. To put it simply, if freckles are like grains of sand, blemishes are more like a mixture of large and small pebbles.
These two conditions may look similar on the surface, but their causes and the depths at which they develop in the skin can differ. That is why simply cleaning the surface does not always resolve the problem. It is like removing paint from a white sheet of paper: the method must vary depending on the type of paint in order to remove it cleanly.
- BBL HERO: The principle of cleaning a clear glass window
One device you may often hear about when considering pigmentation concerns is BBL HERO. The name may sound unfamiliar, but the principle is simpler than you might expect. Just as a flashlight helps you see objects in a dark room, this device delivers very powerful light across a variety of wavelengths to the skin.
While conventional methods may feel as though they break up pigmentation with a strong force all at once, BBL HERO delivers energy to the skin by flashing light gently but at a very high speed. You can think of it as similar to water flowing softly from a showerhead to wash away stubborn grime. This light energy selectively finds and breaks up melanin pigment hidden within the skin. Over time, the finely fragmented pigment may naturally shed or become lighter in accordance with the skin’s turnover cycle.
One particular advantage of this method is that it can treat large areas quickly, which makes it relatively popular among busy people today. In addition to targeting pigmentation, it may also help improve the skin’s overall elasticity and brighten its tone, making it one of the treatment options that attracts people who want to improve their overall skin condition. Sensitivity to pain varies from person to person, but the method is characterized by a well-equipped cooling system designed to make the treatment relatively comfortable compared with conventional approaches.
- Accurate diagnosis and care are more important than the treatment itself

No matter how good the equipment and technology are, the most important factor is “who makes the diagnosis and how.” As mentioned above, freckles and blemishes can often be difficult to distinguish with the naked eye, and they frequently coexist with other pigmentation concerns, such as melasma or age spots.
If pigmentation with deep roots is mistaken for a superficial blemish and treated with the wrong wavelength of light, the pigmentation may instead become darker or the skin may become irritated and more sensitive. It is like taking a headache medicine for a stomachache instead of a digestive aid—it will not help.
Therefore, when choosing a dermatology clinic in Cheongdam, you should look beyond whether it simply has a particular device. Carefully consider whether the medical professionals can analyze your skin thickness, the depth of the pigmentation, and its distribution three-dimensionally, then create a personalized one-on-one treatment plan accordingly. In addition, applying sunscreen thoroughly after treatment is especially important.
Just as you must keep the doors and windows secured to prevent muddy feet from entering a room you have just cleaned, sunscreen is the strongest way to protect your skin. When going outdoors, use a parasol or hat, and apply enough moisturizer to prevent your skin from becoming dry. These daily habits must be continued alongside treatment to maintain clear skin for a long time.
Skin concerns cannot be resolved simply by staring into the mirror and worrying on your own. Accurately determining whether the spots on your skin are simple freckles or complex blemishes is the fastest way to regain a clearer-looking face. If you need a careful diagnosis and a warm consultation, please feel free to visit a dermatology clinic in Cheongdam at any time. We will listen to your skin concerns and guide you toward the most appropriate approach.
This post was
written directly by 라리안청담의원
for informational purposes,
in compliance with Article 56 of the Medical Service Act
and the Enforcement Decree of the same Act.
All treatments and surgeries may cause
unexpected reactions,
so please receive treatment
after sufficient consultation with a medical professional.
Director Kang Ji-yeon of 라리안청담의원