Questions tagged [virology]

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Viruses evolving in less dangerous forms

My question could be naive, but I was not able to find an answer. I have read at several places that viruses tend to evolve to less dangerous forms (HIV for example), se they do not run out of hosts, ...
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1answer
49 views

Are virus strains different viruses?

This question comes about from another virology question concerning the common cold (Would being infected with every kind of cold virus strain at once be a good immunization or dangerous?). The ...
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0answers
35 views

How do STIs and STDs physically enter the body?

Nurses and health practitioners will tell you to wear a condom to prevent contracting an STD/STI, and will supplement this with "diseases and infections can be transmitted through bodily fluids which ...
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1answer
213 views

What are the limits on the amount of pathogens that a body can be immune to at any given time?

Before the seasonal flu vaccine was recommended for all healthy adults, people in developed countries might get vaccinated against on the order of 10 different pathogens and develop immunity for some ...
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1answer
95 views

Is rabies virus infectious outside host?

Can rabies virus remain infectious on environment i.e on soil, grasses, leaves and water? I am just paranoid I may come into contact with rabid animal's saliva without knowing it. So wanted to know ...
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2answers
2k views

Does gargling Hydrogen Peroxide or Listerine help combat cold/flu?

More specifically, does gargling help prevent sickness when a person feels the early-stages of being sick? (That slight feeling of rawness in one's throat, for example, or a light, abnormal fatigue). ...
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0answers
51 views

Why does fish have a lower minimum safe-cooking temperature?

Food safety guidelines suggest cooking fish to at least 130F. Chicken, in contrast, should be cooked to at least 165F. Perhaps the bacteria/viruses found in fish die at lower temperatures. If so, why ...
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1answer
38k views

Can shingles on one part of my body spread to another?

I broke out with shingles to my face. Can I spread the virus to other parts of my own body (for example, to my nasal mucosa) by scratching? I've googled and found contradictory information. Some ...
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2answers
483 views

What happens to HIV once it completely destroys the immune system?

Today, in my high school health class we were learning about HIV and AIDS, and I was wondering what would happen to HIV if it killed off all of the cells that it uses to reproduce. For example, ...
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2answers
331 views

Is HIV the cause of AIDS?

That HIV causes AIDS always seemed like an obvious fact to me, this seemed to be the widely accepted opinion. But just now I found the article "Questioning the HIV-AIDS hypothesis: 30 years of dissent"...