An infected area often feels warm to the touch because the body is sending extra blood flow to fight the infection.
What to look for:
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The area feels warmer than surrounding skin
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The warmth persists or increases
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The warmth spreads beyond the wound area
5. Fever or Feeling Unwell
If an infection starts to spread beyond the wound, you may develop a fever or feel generally unwell.
What to look for:
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A temperature of 100.4°F (38°C) or higher
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Chills, sweating, or fatigue
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Feeling of being unwell, with no other cause
6. Pus or Drainage
Clear fluid is normal during the healing process. But if the fluid becomes cloudy, yellow, green, or foul-smelling, it’s likely pus—a sign of infection.
What to look for:
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Thick, cloudy, or discolored drainage
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Foul odor
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Pus that continues to accumulate