All bite guides

What do flea bites look like on humans?

Flea bites are small, very itchy red bumps, usually around the ankles and lower legs, often with a red halo. Pets are the usual source.

AI-generated field guide image of a flea
AI-generated visual reference, not a real patient photo.

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What it looks like

  • Tiny red bumps in groups around ankles
  • Intense itching
  • Small red halo around each bite

What to do

  • Wash and use a cold compress
  • Treat pets and vacuum carpets and bedding

See a doctor if you notice

  • Signs of infection from scratching
  • Fever after many bites

Trouble breathing, face or throat swelling: call 911 now.

Other bite guides

Educational information only, not a diagnosis. BiteID is in alpha testing.