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What to Do About Ringworm

Medically reviewed by: Larissa Hirsch, MD

What Is Ringworm?

Ringworm is a common fungal infection of the skin seen most often on the scalp, body, feet ("athlete's foot"), or groin ("jock itch"). Ringworm isn't a worm — its name comes from how it looks, like a red ring or group of rings with clear centers.

What Are the Signs & Symptoms of Ringworm?

Ringworm on the skin:

  • starts as a red, scaly patch or bump
  • causes itching and discomfort
  • usually is shaped like a circle with raised, tiny bumps around the edges (often with a scaly center)

Ringworm on the scalp:

  • may start as a round, reddish, pimple-like sore
  • becomes patchy, flaky, scaly, or crusty (may first be mistaken for dandruff)
  • causes swelling, soreness, redness, bald patches (usually circular), and broken hairs

What Should I Do if My Child Has Ringworm?

  • Call your doctor if you think your child has signs of ringworm.
  • Follow the doctor's treatment instructions carefully. Depending on the type and site of the infection, these may include using over-the-counter or prescription cream for the skin, or prescription oral (taken by mouth) medicine for the scalp.
  • Do not put any creams or ointments containing steroids on the area because this can make it worse.
  • Discourage your child from picking at the infected area because this could cause another type of infection.
  • Call your doctor if the area gets redder, is swollen, or develops pus.

What Can Help Prevent Ringworm?

Prevent ringworm by encouraging your kids to:

  • not share combs, brushes, hair accessories, pillows, hats, cellphones, and headphones
  • wear flip-flops at the pool or in the locker room shower
  • wash sports clothing regularly
  • shower after contact sports
  • wash their hands well and often
Medically reviewed by: Larissa Hirsch, MD
Date reviewed: November 2024