Questions tagged [virus]

For questions about how viruses influence your health. General questions about viruses are off-topic but might be asked on Biology Stack Exchange; for questions about computer viruses, try Super User or Security Stack Exchange.

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What is the minimum exposure to a virus to acheive immunization?

Is it possible to gain immunity against a virus if the exposure to the virus is not large enough to cause any clinical symptoms? And if so, would the immunity achieved without symptoms be as strong as ...
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Other than complications related to pregnancy, does zika pose any adult health risks?

Mosquito bites have a host of potential issues. If there is no chance I will become pregnant, should the potential for zika cause me anymore concern about mosquito bites then all of the other things ...
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How contagious is glandular fever?

What sort of exposure would be necessary or sufficient for someone to be infected? E.g handshaking, sitting across from someone with the virus for an hour or so, etc etc
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How is measured the transmission rate of virusses?

I would like to know how is measured the transmission rate of viruses, for example, there is a 'normal' flu, his transmission rate is '1', but for a virus like H1N1 the transmission rate is '0.2' ...
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Accurate embryo age and Zika virus

I've been reading many articles trying to find the age above which there is no risk on the embryo from a Zika virus infection. All what I got was similar to "very dangerous at the beginning" or "not ...
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Is the use of antibiotics justified for respiratory viral infections?

It is a widespread belief that antibiotics should not be used for treating viral infections, as they are effective against bacteria, not viruses (see e.g. http://www.cdc.gov/features/getsmart/). ...
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What's the cutoff age for concern with the Zika virus in infants?

CNN is reporting that there is a potentially serious outbreak of this "Zika virus." From all the blogs and articles out there on Zika, it is obvious that this virus is a serious threat to pregnant ...
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Does vomiting while feeling nausea from stomach flu make it easier or harder for the body to recover?

I was talking with somebody who believes that when having stomach flu (gastroenteritis) and feeling nausea, you should try to vomit. This person's theory is that the stomach flu virus makes some foods ...
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In a viral infection, which symptoms are caused by the virus itself, and which symptoms are caused by the body fighting the virus? [closed]

Most symptoms commonly associated with respiratory viral infections, like the common cold, are actually immune in nature. Fever is the body's attempt to overheat the virus, excess mucous is the body's ...
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Are microbes that don't make you sick able to reproduce more numerously or at a faster rate in the human body than microbes that do make you sick?

Are microbes that don't make you sick able to reproduce more numerously or at a faster rate in the human body than microbes that do make you sick? I wouldn't want to assume much on this question.
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Can microbes be bred to be less infectious?

It was a strange idea that popped into my head. Could wild infectious microbes be bred (directed evolution) by some mechanism (such as through hypothetical drug therapies) to "domesticate" them and ...
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How to tell if the common cold has turned to an infection

I am very susceptible to the common cold. I get it at least 2 - 3 times a year. Sometimes it goes away in a couple of days, sometimes it develops into a nasty throat/lung infection with an awful cough ...
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How accurate is testing for HSV-2?

I've never had any symptoms of a Herpes simplex virus 2 infection. However, I want to find out if I carry this type of virus in my body. Is it true that there is an antibody test to answer that ...
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Do I have to wait after a tick bite to get vaccinated for encephalitis?

I recently removed a tick I must have caught while camping. Thinking of my plans for the summer (which involve frequently changing clothes in the wilderness), I realized I'd like to get a vaccination ...

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