
Sinus infections, or sinusitis, can cause many uncomfortable symptoms. These include nasal congestion, facial pressure, and fever. While fever is not as common, it can happen, mainly if the infection is bacterial. At Liv Hospital, we focus on teaching our patients about their health. This helps them make better choices.
About 15 percent of people with sinusitis get fever. This shows that fever is not a symptom everyone will have. Knowing how sinus infections and fever are connected is key. It helps figure out when you need to see a doctor. For more details on sinus infection and fever, check out Verywell Health.
Key Takeaways
- Fever can be a symptom of sinus infection, mainly if it’s bacterial.
- Not everyone with sinusitis will develop a fever; it’s estimated that around 15% of patients experience this symptom.
- Understanding the cause of your sinus infection can help determine the best course of treatment.
- If you’re experiencing a persistent or high fever, it’s essential to seek medical attention.
- Other symptoms, such as nasal congestion and facial pain, are more common than fever in sinus infections.
The Relationship Between Sinus Infections and Fever

Sinus infections can cause many symptoms, including fever. But how often does this happen? We’ll look into the link between sinusitis and fever. This will help us understand why some infections make our body temperature rise.
How Common is Fever with Sinusitis?
Fever is not a symptom for everyone with sinus infections. But it happens a lot. Viral sinus infections usually cause low-grade fevers. Bacterial infections can lead to higher fevers.
It’s important to know if your sinus infection is viral or bacterial. Viral infections have milder symptoms, like low-grade fevers. Bacterial infections can cause more severe symptoms, including higher fevers.
Why Some Sinus Infections Cause Fever
The body raises its temperature to fight off infections. Sinus infections cause fever when the body’s immune system responds to the infection. This shows the body is actively fighting the infection.
If you’re worried about can sinus infections cause fevers, watch your temperature and symptoms. If the fever is high or lasts a long time, see a doctor. They can find out why and how to treat it.
Also, people often wonder, can you have body aches with a sinus infection? Yes, body aches can happen with sinus infections, when there’s a fever. Fever, body aches, and other symptoms can really affect your life. Rest and the right treatment are key.
Do You Run a Fever with a Sinus Infection? Types and Temperature Patterns

Fever with a sinus infection depends on the cause of the infection. Sinusitis can be caused by viruses, bacteria, or other factors. The type of infection affects whether a fever will occur.
Viral Sinus Infections and Low-Grade Fevers
Viral sinus infections are common. They often come with low-grade fevers, less than 102°F (39°C). These fevers show the body’s fight against the virus.
Patients with viral sinus infections usually have a mild fever for a few days. A low-grade fever is a sign the body is fighting the infection.
Bacterial Sinus Infections and Higher Fevers
Bacterial sinus infections cause higher fevers, over 102°F (39°C). These infections are more serious and may need antibiotics.
Bacterial infections are more likely to cause high fever. This can help doctors diagnose and treat the infection.
Chronic Sinusitis and Fever Patterns
Chronic sinusitis lasts more than 12 weeks. It rarely causes fevers; fevers are a sign of an acute infection.
Patients with chronic sinusitis may have flare-ups. But fevers are rare without an acute infection. Knowing the fever pattern helps manage chronic sinusitis.
| Type of Sinus Infection | Fever Pattern |
| Viral Sinus Infection | Low-grade fever (<102°F) |
| Bacterial Sinus Infection | Higher fever (>102°F) |
| Chronic Sinusitis | Rarely causes fever; when present, often indicates acute exacerbation |
Understanding sinus infection types and fever patterns helps diagnose and manage them. Recognizing the fever pattern is key to the right treatment, whether it’s viral, bacterial, or chronic.
Additional Symptoms That Accompany Fever in Sinus Infections
When a sinus infection comes with a fever, other symptoms often show up. These symptoms can really affect how you feel. It’s important to know about them to understand the infection’s full impact.
Body Aches and Muscle Pain
Body aches and muscle pain often go with fever in sinus infections. This happens because your body’s immune system kicks in. It releases chemicals that can make your muscles and joints hurt.
The inflammation from the sinus infection can cause these aches. It’s your body’s way of fighting off the infection. The pain can make you feel really unwell.
Chills and Fatigue
Chills and fatigue are common symptoms with fever in sinus infections. Chills happen when your body’s temperature control is off because of the infection. You might feel cold, even if your body temperature is high.
Fatigue comes from your body using a lot of energy to fight the infection. This can make you feel very tired.
These symptoms – fever, body aches, chills, and fatigue – show that your body is fighting hard. They can mean the infection is more serious.
| Symptom | Description | Relation to Sinus Infection |
| Body Aches | Generalized pain across the body | Caused by the body’s immune response to the infection |
| Muscle Pain | Pain localized to the muscles | Triggered by cytokines released during the infection |
| Chills | Feeling of coldness | Result of the body’s temperature regulation being affected |
| Fatigue | Feeling of exhaustion | Caused by the body’s energy being diverted to fight the infection |
Conclusion: When to Seek Medical Attention
If you have a sinus infection, watch your symptoms closely, mainly if you have a fever. We talked about how sinus infections can lead to fever. We also covered the different types of sinusitis that might cause your body temperature to rise.
Understanding if a sinus infection causes fever is key. A high or ongoing fever could mean a serious infection. If your fever is very high, lasts a long time, or comes with other bad symptoms, get medical help.
Does a sinus infection cause a fever that won’t go away? If you have a fever that doesn’t get better or is really bad, see a doctor. It’s important to get medical advice if you’re not sure about your symptoms or if they get worse.
Can you get a fever with sinusitis? Yes, and knowing how your body reacts is important. By understanding the link between sinus infections and fever, you can handle your symptoms better. And, you’ll know when to get medical care.
FAQ:
Can a sinus infection cause a fever?
Yes, sinus infections—especially bacterial ones—can cause a fever as part of the body’s immune response.
Do you get fevers with sinus infections?
You can, though fever is more common with acute or bacterial sinus infections than mild viral cases.
Can sinus infections cause body aches?
Yes, sinus infections can cause general body aches due to inflammation and immune system activation.
Can you have body aches with a sinus infection?
Yes, muscle aches and fatigue can occur, particularly when fever is present.
Can a sinus infection cause chills?
Yes, chills may occur along with fever as the body responds to infection.
Do you run a fever with a sinus infection?
Some people do, especially if the infection is moderate to severe or bacterial.
Can chronic sinusitis cause fever?
Chronic sinusitis rarely causes fever, unless there is an acute flare-up or secondary infection.
When should I seek medical attention for a sinus infection with fever?
Seek care if fever is high (≥39°C / 102°F), lasts more than 3 days, worsens, or is accompanied by severe pain, swelling, or confusion.
References:
National Center for Biotechnology Information. Evidence-Based Medical Insight. Retrieved from https://pubmed.ncbi.nlm.nih.gov/25832968/