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Published on: 2/24/2026
Sinus infection symptoms often include facial pressure or pain in the cheeks, forehead, or teeth, nasal congestion, thick yellow or green mucus, headache, postnasal drip, and a reduced sense of smell, most commonly from a virus that improves within 7 to 10 days.
Bacterial sinusitis is more likely if symptoms last over 10 days, are severe with high fever, or worsen after initial improvement; first-line care includes saline rinses, hydration, warm compresses, pain relievers, nasal steroid sprays, and short-term decongestants, and urgent signs like eye swelling, vision changes, or a severe new headache need immediate care. There are several factors to consider that can affect your next steps, including when antibiotics help and when to see an ENT; see below for complete guidance.
If you've ever felt deep pressure in your cheeks, forehead, or behind your eyes during a cold, you may have wondered whether it's just congestion—or something more. Sinus infection symptoms can be uncomfortable, frustrating, and sometimes painful. Understanding what's happening inside your sinuses can help you take the right next steps.
Let's break it down clearly and calmly.
A sinus infection, also called sinusitis, happens when the tissue lining your sinuses becomes inflamed and swollen. Your sinuses are air-filled spaces in your forehead, cheeks, and behind your nose. Normally, they produce mucus that drains easily.
When they become blocked—often after a cold, allergies, or irritation—mucus gets trapped. This can lead to pressure, pain, and sometimes infection.
Most sinus infections are viral, especially when they follow a cold. Some are bacterial, which may require medical treatment. Less commonly, sinusitis can be caused by fungi or structural problems in the nose.
Not every stuffy nose is a sinus infection. However, certain sinus infection symptoms tend to appear together.
Some people also experience:
The facial pain associated with sinus infection symptoms happens because:
Inflammation causes swelling.
The lining of your sinuses swells and blocks normal drainage.
Pressure builds up.
Trapped mucus creates internal pressure against sinus walls.
Nerves get irritated.
Your sinuses sit close to important facial nerves. Pressure on these nerves causes pain that may feel deep, dull, or throbbing.
The location of the pain often reflects which sinuses are involved:
Pain often worsens when you bend forward or lie down.
Duration matters.
Most acute sinus infections improve within 7–10 days, especially if caused by a virus. Symptoms that persist beyond 10 days or worsen after initial improvement may suggest a bacterial infection.
It's important not to jump to antibiotics too quickly.
Only a healthcare professional can determine whether antibiotics are necessary.
If you're experiencing sinus infection symptoms, here's what doctors commonly recommend:
These steps help thin mucus and relieve pressure.
You may consider:
Always follow label instructions. People with high blood pressure, heart disease, or other conditions should consult a doctor before using decongestants.
If your symptoms strongly suggest bacterial sinusitis, a healthcare provider may prescribe antibiotics.
However, antibiotics:
Most sinus infections are uncomfortable but not dangerous. However, sinus infections sit close to the brain and eyes, so serious complications—while rare—can occur.
Seek urgent medical care if you experience:
These symptoms could signal a more serious condition and require prompt evaluation.
Always speak to a doctor about any symptoms that feel severe, unusual, or life-threatening.
If sinus infection symptoms keep returning, there may be underlying causes such as:
In these cases, long-term management may involve:
Facial pain doesn't always mean sinusitis. Conditions that can mimic sinus infection symptoms include:
If facial pain occurs without congestion or nasal discharge, it may not be a sinus infection.
If you're experiencing facial pressure, thick nasal discharge, or persistent congestion and want clarity on whether it could be sinusitis, a free AI-powered symptom checker can help you understand your symptoms in just a few minutes and guide your next steps.
While online tools are helpful, they should not replace professional medical evaluation—especially if symptoms are severe or worsening.
You can reduce the risk of future sinus infections by:
Prevention is especially important if you're prone to recurring sinus infections.
Sinus infection symptoms often include facial pressure, congestion, thick nasal discharge, and headache. Most cases are caused by viruses and improve within 10 days with supportive care.
Facial pain happens because inflamed sinuses trap mucus and create pressure near sensitive facial nerves. While uncomfortable, most sinus infections are not dangerous.
However, you should:
If you're unsure what's causing your symptoms, consider using a trusted tool like a free sinusitis symptom checker, and speak to a doctor for personalized advice.
Your face hurts for a reason—but with the right steps, relief is usually within reach.
(References)
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