Knowledge What happens to the hair after SHR? Understanding Post-Treatment Hair Shedding & Results
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Tech Team · Belislaser

Updated 4 weeks ago

What happens to the hair after SHR? Understanding Post-Treatment Hair Shedding & Results

Hair shedding after laser hair removal (SHR) occurs gradually over days to weeks, often appearing as continued growth initially. The process leads to thinner, slower-growing, and lighter-colored hair over time. Multiple treatments are needed due to natural hair growth cycles, with optimal results appearing when follicles are in the new-growth stage. By 6 months, hair growth stabilizes, and most patients (90%) achieve permanent reduction, with any regrowth being finer and less noticeable.

Key Points Explained:

  1. Gradual Shedding Process

    • Hairs don’t fall out immediately post-treatment but shed over days to weeks.
    • The shedding may mimic continued growth, as follicles release hairs slowly.

  2. Changes in Hair Characteristics

    • Regrown hair becomes:
      • Thinner (reduced diameter).
      • Lighter in color (pigmentation fades).
      • Slower-growing (prolonged dormant phases).

  3. Treatment Cycles & Hair Growth Stages

    • Laser/SHR targets follicles in the active growth phase (anagen).
    • Repeated sessions (typically 6–12) are needed to catch all hairs in this stage.

  4. Long-Term Results

    • By 6 months, growth stabilizes; most patients see no regrowth at 9–12 months.
    • 90% achieve permanent reduction, with any remaining hair being finer and less visible.

  5. Why Multiple Sessions?

    • Hair grows in cycles (anagen, catagen, telogen).
    • Lasers only affect follicles actively producing hair (anagen), necessitating follow-ups.

Ever wondered why some hairs seem resistant? It’s likely they were in a dormant phase during treatment. Patience and consistency are key—like training a garden to grow selectively!

For purchasers of laser equipment, this underscores the importance of educating clients on realistic timelines and setting expectations for gradual, progressive results. The technology’s true impact unfolds over months, transforming dense hair into barely-there fuzz.

Summary Table:

Key Aspect Details
Shedding Timeline Gradual over days to weeks; may mimic continued growth initially.
Hair Changes Thinner, lighter, slower-growing regrowth.
Treatment Cycles 6–12 sessions to target follicles in active growth (anagen) phase.
Long-Term Results 90% achieve permanent reduction; regrowth is finer and less noticeable.
Why Multiple Sessions? Hair grows in cycles—lasers only affect active follicles (anagen).

Upgrade your salon with professional SHR laser hair removal devices for lasting client results. Contact us to explore our advanced beauty equipment!

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