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Doctor insights on: Can Untreated Nasal Allergies Make You Feel Constantly Lethargic

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Can untreated nasal allergies make you feel constantly lethargic?

Can untreated nasal allergies make you feel constantly lethargic?

Yes: Yes. In people with chronic allergies involving the nose and upper respiratory tract, lethargy is a common complaint. This may be due to sleep disturbance associated with nasal obstruction or just a part of the allergic process. Treating the allergies with non-sedating antihistamines and/or prescription nasal sprays can be very helpful in improving all the symptoms including the lethargy. ...Read more

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Dr. John Chiu
2,479 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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Can allergens by itself cause fatigue and chest tightness?How good are products like air purifier or nasal filters(woodyknows) for preventing allergy?

Can allergens by itself cause fatigue and chest tightness?How good are products like air purifier or nasal filters(woodyknows) for preventing allergy?

YES, can help: Yes, allergens can cause fatigue & asthma. Air filters and ionizers can dramatically reduce allergens in one's indoor environment. I'm not familiar with Woody Knows filters but they look like they could be useful for when one is outdoors and are worth a try. I recommend the book Asthma Survival by Rob Ivker MD ...Read more

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Can allergies in a four year old cause fever? Complains of sore throat, but throat not red or splotchy. Lots of clear discharge from nose. Dry unproductive cough. Fever of 99 to 101. Listless, wants to sleep a lot. Symptoms since yesterday morning

Can allergies in a four year old cause fever? Complains of sore throat, but throat not red or splotchy. Lots of clear discharge from nose. Dry unproductive cough. Fever of 99 to 101. Listless, wants to sleep a lot. Symptoms since yesterday morning

In : In a situation like this the child should be evaluated by his/her pediatrician. Strep throat needs to be ruled out. To answer your question, allergies do not cause fever. More common causes of fever in children with the above symptoms are URI (upper respiratory infections, otitis media aka ear infections, and like i said strep throat. If her symptoms have resolved or are resolving she does not need to follow up. Best of luck. ...Read more

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I have a sore throat (began with a headache) no runny nose, and extreme fatigue, is this a cold or allergies or other?

I have a sore throat (began with a headache) no runny nose, and extreme fatigue, is this a cold or allergies or other?

Should get checked: I t could be any of these. Ie starting with sinus congestion leading to headache an post nasal drip causing a sore throat. However it could b a viral infection in which it will run its course and resolve in 7-10 days or a bacterial infection like strep. Best to have it checked a quick swab would rule out strep and the exam can zero in on the other causes. ...Read more

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I have allergy symptoms year round and the biggest concern is constant post nasal drip, what is the most effective antihistamine for post nasal drip?

I have allergy symptoms year round and the biggest concern is constant post nasal drip, what is the most effective antihistamine for post nasal drip?

Nasal steroid: Nasal steroid will likely be more effective than any antihistamine. However one needs to rule out sinus infection as the cause also. If nasal steroid did not affect your drips after a week of daily use, consider seeing an allergist. ...Read more

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Ive been coughing constantly for 2days i have no other symptoms except nasal drainage/stuffiness n burning chest is it allergies or a slight cold?

Ive been coughing constantly for 2days i have no other symptoms except nasal drainage/stuffiness n burning chest is it allergies or a slight cold?

A cold: This is more likely a cold but one can never tell for certain. In general, allergy is not associated with a fever or loss in appetite. A cold usually subsides in about 10 days but allergy symptoms usually last longer . ...Read more

Dr. Jack Mutnick
1,167 doctors shared insights

Nasal (Definition)

NaSal is a nasal preparation which is a kind of ...Read more


Dr. Michael Rothman
1,268 doctors shared insights

Lethargy (Definition)

Lack of energy, ...Read more