Why Some Hair Persists After Laser Hair Removal > 자유게시판

• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

It is common for people to notice that some hair still grows back after completing a series of laser hair removal sessions. This can be confusing or frustrating, especially when the treatment was advertised as 100% effective. The truth is that laser hair removal dramatically cuts down on hair density, but it does not always eliminate every single hair forever. There are several reasons why residual hair survives after laser sessions.

First, hair grows in cycles. At any given time, hair follicles are in one of three phases: active, dormant, or falling out. Laser treatment only effectively targets hairs in the active growth phase because that’s when the follicle contains the greatest amount of melanin, which reacts most strongly to the beam. Hairs in the telogen or catagen stages are unresponsive to the energy. Since not all hairs are in the same phase at the same time, multiple sessions are needed to catch each follicle when it enters the growth phase. Even after a full course, a selective glands might still be in a telogen stage and survive the sessions.

Second, the contrast between hair and skin play a role in treatment effectiveness. Lasers work by targeting melanin, so dense, pigmented hair absorbs the energy best. Lighter hair such as blonde, red, gray, or fine vellus hair contains minimal melanin, making it difficult for the device to target. As a result, these hairs may fail to sustain sufficient trauma to stop growing, even after a full protocol.

Third, endocrine shifts can stimulate activation of dormant roots. Factors like childbirth, aging, PCOS, or steroid use can trigger hormonal surges, leading to existing follicles producing thicker hair. This means that even if your first round worked well, regrowth may surface over time due to internal changes in your body.

Fourth, the energy levels and сколько стоит эпиляция на лице parameters matter. If the laser energy is too low, it may fail to destroy the follicle. Conversely, if the settings are overly aggressive, it could cause irritation without effectively treating. A qualified specialist who calibrates the settings accurately is essential.

Lastly, some people have genetically tougher hair roots. Genetics play a role in how your follicles react to laser treatment. Even under ideal conditions, a small number of follicles may persist and regenerate vellus-like strands. These are often easier to manage and easier to manage with occasional maintenance sessions.

In most cases, the hair that remains after laser treatment is significantly thinner, paler, and fewer than before. It is rare for someone to see the same thick, dark hair regrowth they had before treatment. For maximum effectiveness, it’s important to follow the recommended number of sessions, stay out of the sun prior to and following sessions, and consider maintenance visits once or twice a year to prevent regrowth from becoming visible.