Fine Hair
Hair that is narrow in diameter, either as a natural trait or as an acquired change that may reflect hormonal, nutritional, or thyroid-related shifts.
Quick answer
Fine hair describes hair strands that are narrow in diameter, which may be a constitutional trait or an acquired change indicating an underlying health condition. ICD-10: L67.8 (other hair colour and hair shaft abnormalities); ICD-11: ED70. When acquired, warrants assessment for thyroid dysfunction, nutritional deficiency, or hormonal change.
Recognition
Do any of these feel familiar?
People with fine hair often describe difficulty achieving volume and style retention, and sensitivity to product build-up that weighs hair down further. When fine hair represents a change — particularly if associated with increased hair loss — it warrants investigation.
What is Fine Hair?
Hair that is narrow in diameter, either as a natural trait or as an acquired change that may reflect hormonal, nutritional, or thyroid-related shifts.
Approaches Commonly Explored
Commonly explored for conditions related to Fine Hair, grouped by mechanism — select your subtype above to highlight the most relevant path.
How to use these approaches
Most people begin with Stabilise approaches, then progress toward Resolve and Sustain.
Cognitive patterns, emotional processing, and stress response.
Not sure what this means for you?
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Self-care
What You Can Do Now
Self-directed strategies that may support Fine Hair alongside professional care.
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