Sneezing can have causes that aren’t due to underlying disease. Examples include cold exposure, bright lights, irritants such as pepper or having an object stuck inside the nose
- Allergy to pollen (hay fever), mold, dander, dust.
- Breathing in corticosteroids (from certain nose sprays)
- Common cold or the flu.
- Drug withdrawal.
- Triggers such as dust, air pollution, dry air, spicy foods, strong emotions, certain medicines, and powders.
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