A Comprehensive Guide For Hair Transplant Enthusiasts

October 16, 2024 | By HSW Clinic

Scar Rectification Surgical Treatment

Hair Transplant Journey: Understanding Hair Growth Cycles

If you're considering a hair transplant, understanding how hair grows is essential. Hair growth follows a natural cycle, and this plays a key role in how successful a transplant will be.

How Hair Grows

Hair growth occurs in three main phases:

  • Anagen (Growth Phase)
  • Catagen (Transition Phase)
  • Telogen (Resting Phase)

Anagen Phase – Growth Stage

The anagen phase is the active growth stage of the hair follicle. During this phase, cells divide rapidly, allowing the hair to grow longer and stronger.

This phase can last several years and largely determines how long your hair can grow.

Catagen Phase – Transitional Stage

The catagen phase is a short transition period where the hair follicle begins to shrink and detach from its blood supply. This stage prepares the hair for the resting phase.

Telogen Phase – Resting Stage

During the telogen phase, the hair follicle is inactive. The existing hair eventually sheds, making way for new growth.

At any given time, approximately 10–15% of your hair is in this resting phase.

Why Hair Growth Cycles Matter in Hair Transplants

Understanding these phases is critical when planning a hair transplant.

Hair follicles transplanted during the anagen phase (active growth) have a higher chance of survival and long-term success.

Surgeons carefully assess the condition and stage of existing hair before designing a treatment plan.

Common Questions

How does the hair growth cycle affect transplant success?

Hair follicles transplanted during the growth phase are more likely to integrate successfully and produce long-lasting results.

Can a hair transplant change your natural hair cycle?

No. A hair transplant redistributes existing follicles but does not alter their natural growth cycle. Transplanted hair will continue to grow according to its original pattern.

Final Thoughts

Understanding how hair grows helps you make informed decisions about hair restoration. A successful transplant depends on both the science of hair growth and the expertise of the surgeon.

If you're considering a hair transplant, speaking with a qualified specialist is the best next step.


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Reviewed by Dr. Andre Nel
One of the world’s leading hair transplant surgeons based in Dublin.

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