What Is Acne Mechanica?
Acne mechanica is acne caused by:
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Friction
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Pressure
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Heat
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Sweat
It is common in contact sports.
Why Does Jiu Jitsu Cause Acne Mechanica?
In BJJ:
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Your face rubs against mats
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Gis create collar friction
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Sweat traps bacteria
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Tight rash guards increase heat
This combination irritates pores.
Where Does It Appear?
Common areas:
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Jawline
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Neck
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Upper back
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Chest
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Shoulders
How to Prevent Acne Mechanica
✔ Wear clean gear every session
✔ Avoid overly tight collars
✔ Shower immediately
✔ Use gentle cleansers (not harsh scrubs)
✔ Wash belts and gis regularly
