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Doctor insights on: Allergies Vs Cold Flu

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How do I know if I have allergies, a cold, or the flu?

How do I know if I have allergies, a cold, or the flu?

Cold is milder: Inflenza really makes you sick, you have fever, bodyaches, headache, cough, nausea and vomiting, upset stomack, coogh and congestion and you really feel sick while common cold can give you milder symptoms like runny nose, cough , sore throat and sometimes slight fever and you do not feel that sick as you do with influenza allergies will cause sneezing, nasal congestion;itchy eyes. ...Read more

Dr. John Chiu
2,660 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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What a good cold, flu or allergy medication out there?

What a good cold, flu or allergy medication out there?

Many choices: There is no magic pill out there and it all depends on what symptoms your are trying to treat. A decongestant for a cold or flu is available is many different combinations over the counter under different brand names. Look at the ingredients, Pseudoephedrine is a good decongestant avilable in combination with other medications. For allergies, a non drowsy long acting antihistamine is allegra (fexofenadine). ...Read more

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How can I know if this is a cold, the flu, or allergies?

How can I know if this is a cold, the flu, or allergies?

Med eval can: Differentiate. In general, the flu will cause you to feel more ill than a cold will. Flu sxs can include fever, marked aching of muscles and joints ; significant fatigue (if these symptoms did occur with a common cold they would usually be less intense). Colds tend to lead to more nasal congestion than the flu. Allergies should not carry a fever, the aching, severity of sxs ; occur with triggers. ...Read more

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How can I tell if I have a cold, flu, or am suffering from seasonal allergies?

Timing and degree: Sometimes it is hard to tell. To briefly summarize i will describe the general symptoms of each flu: the most obvious- very sudden onset high fevers, severely ill, severe muscle aches, sweats, lasts 1-2 weeks- will almost always need to miss work cold: stuffy nose, thicker mucous, cough , sore throat , faily sudden onset. Allergies: slower onset, runny mucous, itchy nose, itchy eyes, dry cough. ...Read more

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I've had persistent colds for last 4yrs. Now had cold everyday for 3mths & 1 bout of flu. Is this linked 2 my new milk/maize allergies? I'm worn out.

I've had persistent colds for last 4yrs. Now had cold everyday for 3mths & 1 bout of flu. Is this linked 2 my new milk/maize allergies? I'm worn out.

Many possibilities: There are many reasons why you could have had more illness this past year. Some may be related to pure chance, while other reasons may be related to an increase to exposure to certain infections. If you are concerned that there could be an underlying deficiency in your immune system, consulting with your doctor would be beneficial for an evaluation. ...Read more

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Why after a cup of tea i felt cold flu and restless accompany by dizziness.am i allergy to caffeine or tea leave?

Why after a cup of tea i felt cold flu and restless accompany by dizziness.am i allergy to caffeine or tea leave?

Perhaps the caffeine: is causing you anxiety. Some people experience this and it's not a true allergy, but the response of being overstimulated from the Caffeine. Try and cut back or go decaf. ...Read more

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What's the best way to boost your immune system to fight off a cold, allergy, or flu if you have an autoimmune disease?

What's the best way to boost your immune system to fight off a cold, allergy, or flu if you have an autoimmune disease?

Allergy: It is presumed, though not very well proven, that having sufficient body stores of vitamins c/e, zinc, and b vitamins to fight off illnesses. The best way is to get good sleep and eat plenty of healthy calories during sickness. ...Read more

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Is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?

Is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?

Depends: If you are taking plain zyrtec (cetirizine) (antihistamine only) you can take dayquil, but you should not take nyquil which also contains an antihistamine. Zyrtec (cetirizine) d contains a decongestant and antihistamine so it should not be mixed with other meds such as dayquil. It is always important to read the ingredient labels of any over the counter medicines as many medicine contain the same or similar ingredients. ...Read more

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My throat feels itchy not scratchy or painful. I feel that I need to cough to relieve it. Allergies or upcoming cold/flu?

My throat feels itchy not scratchy or painful. I feel that I need to cough to relieve it. Allergies or upcoming cold/flu?

Probably allergy: since cold/flu is not associated with itching. There is a condition known as pollen-fruit or oral allergy syndrome wherein one gets itching mouth/throat from eating certain fruits due to cross-reaction with pollen allergy. Apple, banana, melon, avocado are the more common culprits. Most ,if not all, patients with this issue also suffer from hay fever and/or asthma. ...Read more

Dr. Al Hegab Dr. Hegab
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Can step throat or allergies cause an ALC of 4.1? Are the only options cold/flu or cll?! Had no sympt. Other than swollen lymphs that have gone down

Dr. Al Hegab Dr. Hegab
2 doctors agreed:
Can step throat or allergies cause an ALC of 4.1? Are the only options cold/flu or cll?! Had no sympt. Other than swollen lymphs that have gone down

ALC?: did you mean Absolute Lymphocytic Count or Absolute Leucocytic count, either can be caused by viral infection, all are temporary, if lymph glands shrank in size that's a good sign, anyway keep the follow up with your doctor, who might order another blood count after few weeks to see that numbers normalized in correlation with your general condition, take care ...Read more

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Does continuing to take allergy medicine (allergy pill and nasal spray) prevent the flu or common cold?

Does continuing to take allergy medicine (allergy pill and nasal spray) prevent the flu or common cold?

Absolutely not: Allergy medicine is great for treating allergies and the nasal steroids such as Flonase may provide some slight symptomatic relief during a nose cold. Allergy meds (or any of several other treatments advertised as preventing a cold) really do little to prevent the cold. The best prevention is the simple old-fashioned stuff, wash hands frequently, avoid sick people and rest and take care when sick. ...Read more

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How to tell the difference between allergies, a cold &the flu? I was having normal everyday allergies, then runny nose, cough & maybe fever not sure

How to tell the difference between allergies, a cold &the flu? I was having normal everyday allergies, then runny nose, cough & maybe fever not sure

Muscle aches: The flu is usually associated with aching and sore muscles and joints. See your doctor if these develop. Sounds ok to watch for now, but don't wait if you think something is wrong - this is just an online forum. Hope this helps! ...Read more