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Doctor insights on: How Can You Tell The Difference Between Dehydration And A Stomach Virus

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How can you tell the difference between dehydration and a stomach virus?

How can you tell the difference between dehydration and a stomach virus?

One can cause..: The other. A stomach virus that leads to vomiting, poor intake, diarrhea can lead to someone getting behind in fluids (dehydration). A stomach bug often comes with feeling bad, maybe fevers, stomach cramps, etc. Dehydration can be caused by lots of things besides stomach problems. Not ever stomach virus leads to dehydration, but you should take steps to prevent it anytime you have a stomach virus. Read more

Dr. David Cohen
841 Doctors shared insights

Stomach Flu (Definition)

Viral gastroenteritis is a viral infection of the GI tract. It can be picked up from contact with surfaces and foods that are carrying the virus. Symptoms include upset stomach, nausea, vomiting, diarrhea, and abdominal cramps. Sometimes ...Read more


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How to tell if I'm dehydrated from a stomach virus?

How to tell if I'm dehydrated from a stomach virus?

You may be: Dizzy especially when you sit or stand, you may notice that you are urinating less and your mouth can feel dry. Read more

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I had a stomach virus for a week. Had IV fluids but I am still dizzy all the time. Could I still be dehydrated?

I had a stomach virus for a week. Had IV fluids but I am still dizzy all the time. Could I still be dehydrated?

Possibly: If you're thirsty, or if you feel as if you have a hangover, you may very well still be dehydrated. Your tongue should be moist and shiny. Your urine should be pale yellow, even clear, if you're well hydrated. Drink water, juices, even sport drinks, and minimize soft drinks, tea, coffee, and, of course, alcohol. If this is not your situation, see your doctor. Good luck. Read more

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How can you tell the difference between food poisoning and a stomach virus?

How can you tell the difference between food poisoning and a stomach virus?

Usually can't: Usually can't, unless stool studies are obtained that detect bacteria consistent with food poisoning. Read more

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How to tell the difference between a stomach virus and food poisoning?

How to tell the difference between a stomach virus and food poisoning?

There are a number: Of potential causative agents for food poisoning including viruses (Norovirus, Rotovirus and Hepatitis A). Food poisoning can be caused by bacteria (E.coli, Listeria monocytogenes, Shigella, Staphylococcus Aureus, C. botulinum, Clostridium perfingens, V. cholerae, C. jenui.), & toxins in food. Ciguatera in tropical fish that have eaten toxic plankton, Shellfish fed on toxic algae, Scromboid Read more

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How can I tell the difference between stomach virus and heat exhaustion?

How can I tell the difference between stomach virus and heat exhaustion?

Virus vs heat: Well heat exhaustion should improve with cooling and hydration. A stomach virus you're usually looking at 3 days or so of vomiting and diarrhea and probably a fever. Read more

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I think I have a mild case of food poisoning, what is the difference between food poisoning and a stomach virus and how long does it lasy?

I think I have a mild case of food poisoning, what is the difference between food poisoning and a stomach virus and how long does it lasy?

Cannot predict: Telling the difference between these may be nearly impossible. Both should resolve quickly and should disappear within several days. Hope you are better soon. Read more

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Could you tell me how long it takes until I feel 100% after a stomach virus?

Varies: Time of recovery usually depends on virus and takes days to weeks. You can be contagious from a few days to two weeks, depending on which virus is causing your stomach flu (gastroenteritis). Severe dehydration can occur which needs supplemented fluids sometimes intravenous therapy and hospitalization. Read more

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Do I have the stomach virus or food poisoning? How to tell>

Do I have the stomach virus or food poisoning? How to tell>

Symptoms overlap: Some times it is hard to tell. I generally assume that a fever over 101 in an infant or 100 in an adult likely represents an infectious process rather than a food toxin. However, there are some that don't have much fever during an illness & some folks that run moderate temperatures when faced with the stress of a food toxin, or running around the block for that matter. Read more

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Can you tell me if I could still get the stomach virus?

Can you tell me if I could still get the stomach virus?

Yes you can: There are many, many different types of stomach viruses that we know of and others that have yet to be discovered. Just be careful and wash your hands before eating each meal! Read more

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How can I tell of I have a stomach virus or solanine poisoning from potatoes?

If only gi symptoms: Occur, it may be difficult although symptoms for solanine intoxication can occur within an hour or so. Also a variety of neurological symptoms can occur that doesn't occur in the regular GI virus. Read more

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Went to ER for what I was told was a stomach virus. I feel like I'm burning up and horrible. Fever was 99. How can they tell me this is not a fever?

Went to ER for what I was told was a stomach virus. I feel like I'm burning up and horrible. Fever was 99. How can they tell me this is not a fever?

Fever definition: A fever is not an elevation of temperature. Although there is some variation 100.3 to 100.6 seems to be the definition of fever. It does not depend on your "normal" temperature. Although you can treat elevations of temperature and fever with the available anti-fever medications. The most important thing is to determine 1) the cause of the temperature elevation and 2) the response to meds. Read more

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How can I tell if puking yellow bitter stuff is a stomach virus or medication reaction?

Puking yellow stuff: Puking yellow stuff after taking medcine may be from the medcine itself. But if you have too much acid in your stomach then too you may throw up yellow unpleasant stuff. Is it is only yellow liquid or you throw up food with it as well? You should see your docotr. Read more

Dr. Stephen Scholand
1,248 Doctors shared insights

Gastroenteritis (Definition)

A condition in which a person has vomiting and diarrhea due to an infection with "stomach flu" viruses. It is contagious, and usually resolves without treatment except for over-the-counter Pedialyte or other ...Read more


Virus (Definition)

A virus is a small infectious agent that can replicate only inside the living cells of an organism. Viruses can infect all types of organisms, from animals and plants ...Read more