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Nasal Congestion: Causes, Remedies & When to Seek Help

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What Is Nasal Congestion?

Nasal congestion, or a stuffy nose, happens when the tissues lining your nasal passages become swollen due to inflamed blood vessels. It is not caused by too much mucus but by the swelling itself. While uncomfortable, nasal congestion is usually harmless and temporary.

Common Causes of Nasal Congestion

  • Common cold or flu
  • Allergies
  • Sinusitis
  • Deviated septum
  • Overuse of nasal sprays (rebound congestion)
  • Dry air or irritants

When to See a Doctor

See a doctor if congestion lasts more than 10 days, is one-sided, produces foul-smelling discharge, or is accompanied by facial pain, fever, or nosebleeds. Chronic congestion affecting sleep quality also deserves evaluation.

Warning Signs That Need Immediate Attention

  • One-sided congestion with bloody discharge
  • Congestion with high fever
  • Foul-smelling nasal discharge
  • Congestion causing significant sleep disruption
  • Congestion not responding to any treatment

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Frequently Asked Questions

What clears nasal congestion?

Saline nasal spray, steam inhalation, staying hydrated, using a humidifier, and sleeping with your head elevated all help. Over-the-counter decongestants provide temporary relief but should not be used for more than 3 days.

Why is my nose always stuffy?

Chronic nasal congestion is often caused by allergies, a deviated septum, nasal polyps, or non-allergic rhinitis. Overuse of nasal decongestant sprays can also cause rebound congestion. An ENT specialist can identify the cause.

Can nasal congestion affect sleep?

Yes, nasal congestion is a leading cause of poor sleep quality and snoring. It can worsen sleep apnea symptoms. Treating congestion often improves sleep significantly.

Is it bad to breathe through your mouth?

Occasional mouth breathing during congestion is fine. Chronic mouth breathing can cause dry mouth, bad breath, dental problems, and poor sleep quality. Addressing the cause of nasal congestion allows proper nose breathing.

How much does treatment for chronic congestion cost?

An ENT visit costs $150-$400. Allergy testing costs $200-$800. Prescription nasal sprays cost $30-$200 monthly. OpenMyPro helps you find affordable ENT care near you.

Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider for diagnosis and treatment.

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Written by

OpenMyPro Health Team

Last updated: April 9, 2026