Fungus Severity Checker
Visual and symptom-based assessment that scores nail fungus severity from mild to severe. Factors in affected nail area percentage, thickness, color changes, pain level, and number of nails involved. Recommends appropriate treatment tier: OTC topical, prescription topical, or oral antifungal.
Fungus Severity Checker
Assess your nail fungus stage and get treatment recommendations
How many nails are affected?
Tip: Include both fingernails and toenails. Check between toes for athlete's foot too — it often accompanies nail fungus.
How This Tool Works
Enter Your Info
Answer questions about your age, health goals, and current situation.
Get Results
Our evidence-based algorithm processes your data instantly in your browser.
Take Action
Review recommendations with linked evidence and discuss with your provider.
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