From interviews with more than 1,700 people, the study authors found that seasonal pollen allergies seemed to lead to increased anxiety in people compared to year-round allergies. People with perennial allergies seemed to show higher rates of depression.

Can allergies make you feel jittery?

Feeling tense and nervous is another side effect of sleep loss, but it's also a consequence of constantly having to blow your nose and otherwise attend to your symptoms. Drowsiness or a jittery feeling may overtake you if you have reacted unfavorably to some of the over-the- counter allergy medications you're taking.

Can allergies make you feel nervous?

The experience of straining to breathe, or of coughing and wheezing, could simply make people feel anxious. Then there are biological explanations. Allergies trigger the release of the stress hormone cortisol, which can interfere with a feel-good brain chemical called serotonin.