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Infections

Ringworm and athlete's foot

Ringworm and athlete's foot are common skin infections caused by fungi, not worms. They often cause an itchy, scaly, sometimes ring-shaped rash.

Reviewed by Raashid Haque, MD, board-certified dermatologist

For education only. This guide does not diagnose or treat any condition.

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Skin care picks for Ringworm and athlete's foot

Tap a category to see what to look for and the products I recommend.

  • Drier feet make it harder for athlete's foot to take hold or come back.

    Look for

    • Moisture-wicking synthetic blend or fine merino
    • No bulky seams over the toes
    • Snug fit that does not bunch

    Avoid

    • Thick cotton socks for heavy sweating or exercise
    • Socks that are too tight or too loose
    Full details, cautions and sources

These are products Dr. Haque has reviewed and recommends for different reasons. Unless a product is clearly marked 'Affiliate link,' it is not one. Most are not.

Food and lifestyle may play a part in Ringworm and athlete's foot too

Anti-inflammatory eating and lifestyle

Learn about Ringworm and athlete's foot

When to get care soon

Consider contacting a clinician soon if you notice:

  • Scaly, itchy, or bald patches on the scalp, especially in a child. Scalp ringworm usually needs a clinician's evaluation and treatment taken by mouth.
  • Signs of a bacterial infection, such as increasing pain, warmth, swelling, pus, red streaks, or fever.
  • A rash that is spreading quickly, is widespread, or keeps returning.
  • A rash that has not improved after a couple of weeks of self-care, or that got worse after using a steroid cream.
  • Thick, discolored, or crumbling nails, or nail changes along with the skin rash.
  • Diabetes, a weakened immune system, or a foot rash with cracks, sores, or swelling.
  • A rash on the face or near the eyes, or when you are not sure it is ringworm.
  • A baby or a pregnant person with a suspected infection.

About the reviewer

Raashid Haque, MD

Board Certified Dermatologist · Charlotte, NC

  • 25+ years of clinical experience
  • Dermatology at University of Oklahoma - Chief Resident
  • Internship at Baylor College of Medicine
  • LSU School of Medicine Shreveport - Valedictorian, AOA
More about the dermatologist
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