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Can Allergies Make You Tired?

Can Allergies Make You Tired?

Medically Reviewed By:
Dr. Shuba Iyengar, MD, MPH
Updated: Jun 06, 2024
Table of content

    Allergies are more than just a seasonal nuisance for many people. They can be triggered by an array of irritants, from pollen and dust to pet dander and various foods. But beyond the sneezing, itching, and discomfort, there's another lesser-known symptom that can be just as debilitating: fatigue.

    Have you ever found yourself feeling unusually tired during allergy season or after exposure to a known allergen? You're not alone. Many allergy sufferers report an increase in fatigue, but what exactly is the link between allergies and feeling exhausted? 

    In this blog post, we'll dive deep into how allergies can impact your energy levels and explore some strategies to manage this tiredness, helping you feel more alert and active despite your allergies. Join us as we unpack the complex relationship between your immune system's response to allergens and your overall vitality.

    How allergies affect the body

    This overreaction can be triggered by various substances, including pollen, pet dander, certain foods, and dust mites. It's important for individuals with allergies to identify their triggers and take steps to minimize exposure. This may involve avoiding certain allergens, using medications like antihistamines, and seeking medical advice for severe reactions. By understanding and managing allergies effectively, individuals can reduce their symptoms and improve their quality of life.

    Can allergies cause fatigue?

    Research has shown that allergies can indeed contribute to feelings of fatigue. The body's immune response to allergens can be draining, leading to tiredness and a lack of energy. In addition, the symptoms of allergies, such as nasal congestion and difficulty breathing, can disrupt sleep patterns, further exacerbating feelings of tiredness.

    It's important to address allergies to help combat fatigue. By managing allergens and seeking treatment, individuals can potentially reduce the impact of allergies on their energy levels. Simple steps like keeping living spaces clean, using air purifiers, and taking allergy medications as prescribed by a healthcare provider can make a significant difference. Prioritizing restful sleep by creating a comfortable environment and practicing good sleep hygiene can also help alleviate tiredness caused by allergies. Remember, managing allergies not only promotes better health but also boosts overall well-being and vitality.

    How common is fatigue due to allergies?

    A study published in the journal Annals of Allergy, Asthma & Immunology found that more than 50% of patients with allergic rhinitis (hay fever) reported experiencing fatigue as a symptom. This highlights the significant impact that allergies can have on energy levels.

    How to combat fatigue from allergies

    If you suspect that your allergies are contributing to your fatigue, it's important to address both the underlying allergies and the resulting tiredness. This may involve consulting with an allergist to identify and manage your allergies, as well as implementing strategies to improve sleep quality and energy levels.

    By taking steps to manage your allergies and prioritize rest and relaxation, you can help alleviate the fatigue that often accompanies allergic reactions. Remember, it's essential to listen to your body and seek professional guidance if you are experiencing persistent fatigue due to allergies.


    What causes fatigue in people with allergies?
    Allergies trigger the release of histamine in the body, which can lead to symptoms such as sneezing, itching, and congestion. In addition to these physical symptoms, allergies can also cause fatigue. When the body is constantly fighting off allergens, it can become overworked and exhausted, leading to feelings of tiredness.

    How common is fatigue in people with allergies?
    Fatigue is a common symptom of allergies, with studies showing that up to 40% of allergy sufferers experience fatigue as a result of their allergies. This fatigue can range from mild to severe and can significantly impact a person's quality of life.

    Can allergy medications contribute to fatigue?
    Some allergy medications, particularly antihistamines, can cause drowsiness as a side effect. While these medications are effective at relieving allergy symptoms, they can also make you feel tired. It's important to talk to your doctor about the best treatment options for your allergies, taking into consideration any potential side effects.

    How can you manage fatigue caused by allergies?
    If you're experiencing fatigue due to allergies, there are several steps you can take to help manage your symptoms. This includes avoiding allergens as much as possible, using air purifiers in your home, and taking allergy medications as prescribed. Getting plenty of rest, staying hydrated, and eating a healthy diet can also help combat fatigue.


    Using multiple over-the-counter allergy treatments is not ideal for getting through allergy season. Skip the drugstore and get a personalized all-in-one allergy treatment from the comfort of your home.

    Allermi is a customized allergy nasal spray designed by experienced, board-certified allergists to solve your unique seasonal allergy symptoms. The Allermi formula is backed by science to give you the most effective allergy treatment for your individual allergy symptoms.

    The best part? Allermi nasal spray is easy to use and delivered straight to your door.