Do Allergies Cause Fever?

Allergies, unlike coronavirus, do not cause a fever and seldom shortness of breath. Yet the sneezing, runny nose, congestion and itchy, watery eyes are more than an inconvenience.

Can allergies cause a low grade fever?

Patients with severe seasonal allergies can feel very fatigued and have low grade fever (“hayfever”) making the distinction even harder. Acute sinusitis is characterized by a stuffy or runny nose accompanied by pain in the forehead and/or over the cheeks.

Can allergies raise your temperature?

But can allergies cause a fever? Generally, no. Sometimes, however, allergy symptoms can make you vulnerable to a bacterial or viral infection. And a bacterial or viral infection can lead to a fever, so you can indirectly blame the fever on your allergy.