5 Signs Your Bo:dy Doesn’t Tolerate Sleeping With a Fan On

Fans don’t just move air—they also move dust, pollen, pet dander, and other allergens around the room. If you’re sensitive to airborne particles, sleeping with a fan on may worsen allergy symptoms without you realizing why.

Possible signs include:

• Sneezing shortly after waking
• Itchy eyes or throat
• Increased mucus or postnasal drip
  
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