Questions tagged [common-cold]

A constellation of upper respiratory and systemic symptoms, often including cough, rhinorrhea, conjunctivitis, sinusitis, and/or fever. The common cold is caused by a variety of viral pathogens, most commonly rhinovirus species. For questions about influenza, use the influenza tag instead.

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30
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3answers
5k views

How can I prevent a cold from spreading to the people around me?

I have to attend classes at the university, band rehearsals, I live with my family, so I come close with many people during the day. I have to meet most of these people on a daily basis, even when I ...
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2answers
4k views

Would the human seasonal coronaviruses be just as deadly as COVID-19 in a population with no prior immunity?

Presuming that we were able to find a person who was never exposed to any of the human seasonal coronaviruses (part of the viruses that cause the common cold), would the virus be just as deadly for ...
25
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2answers
572 views

Do zinc lozenges really help the common cold?

For years I've been seeing advertisements for zinc supplements for the common cold, and I've heard recommendations from people who swear that they work, either wiping out a cold completely or ...
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2answers
5k views

Effect of the common cold on the immune system

I've heard that once a person catches a cold, his whole immune system becomes weak and is affected. In what way does having a cold influence the immune system? If it does weaken it, how can one keep ...
22
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3answers
1k views

Can being cold or wet be a significant influence in getting the common cold?

As most people know, it's a common thing to say something like "better wear a sweater, otherwise I'll get the cold tomorrow." In my limited understanding, the common cold is caused by a virus. How ...
10
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1answer
222 views

Do vitamins protect you from common cold?

Do vitamins (taken as pills) boost your immune system, and make you less likely to contract diseases such as common cold or flu? Is there scientific evidence either way? I tend to think that ...
9
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2answers
371 views

Surgical masks - do they prevent the spread of disease?

Now and then you see something like this when looking at pictures from Japan: There are supposedly many reasons for this, but one is, quoting a summary from Wikipedia: Surgical masks are popularly ...
8
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2answers
2k views

How long is someone infectious after a cold?

How long is someone infectious after a cold? I am talking about a common cold, not something extreme.
8
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2answers
328 views

Increase immunity to common cold and cough [closed]

What are some home remedies (preventive) that I can try on a regular basis to increase my immunity to common cold? I get it way too often, almost once every couple of months. Sometimes it is viral ...
8
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1answer
109 views

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 ...
7
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2answers
211 views

Difference between common cold and flu?

What are the differences between flus and colds? I don't know about English, but in Spanish they confuse it very often when using words gripe and resfriado. Maybe it's not the case in English, but I ...
7
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1answer
88 views

Is this study stating red algae reduces cold virus by 92% believable?

I was using this spray meant to hasten recovery from the common cold. This study, sponsored by the pharmaceutical company that produces the spray, stated it reduced virus by 92%, and so shortens the ...
6
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2answers
589 views

How to handle cold in summers with nose bleeding issues? [closed]

I have a nose bleeding issue from childhood when my body heat gets too high. This can happen from weather, or food like almonds, raisin, dates etc. But I've gotten a bit of a cold during recent ...
5
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2answers
215 views

Can common cold really be lethal?

In the news reports after the murderer of John Allen Chau on the Andaman Islands, I have several times read that common cold could kill this tribe, for example in this AFP-report: Fears that 21st ...
5
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1answer
85 views

Does efficacy of the flu vaccine change if received while sick with the common-cold?

If one’s immune system was dealing with fighting any common-cold virus infection, does that in any way change the efficacy of the flu vaccine received at that time? I don't know how efficient the ...
5
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2answers
137 views

Ginger or garlic and common cold?

Is there any reason to believe ginger or garlic help curing or preventing common cold? I've heard this multiple times suggested as a home remedy. What does the science say?
5
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1answer
78 views

Has increased Hand-washing during Coronavirus lockdown helped reduce transmission of the Common Cold & other Viruses?

One of the main preventative measures for Coronavirus currently recommended is standard hand-washing with soap and water for at least 20 seconds. Anecdotally at least people have increased their hand-...
4
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1answer
98 views

Is a general vaccine against getting a cold possible?

While the common cold is a broad disease, is it possible to get vaccinated? Is it possible at least in some future, or is it even in theory not possible?
4
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1answer
89 views

What would happen to the body if the immune system failed to respond to a rhinovirus?

What exactly would happen to the body if the immune system did not detect or respond to a the common cold virus like Rhinovirus?
4
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1answer
269 views

The Common Cold - what does the name refer to?

My mother, a school science teacher, is of the opinion that the common cold gains its name from the fact that you can acquire a cold virus more readily when you yourself feel cold. For example, in her ...
4
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1answer
60 views

Does supplementation of garlic/allicin reduce the number of incidences and severity/duration of the common cold?

The study Preventing the common cold with a garlic supplement: a double-blind, placebo-controlled survey shows a reduction of days challenged virally by about 70% just by taking 180mg allicin every ...
4
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3answers
331 views

How does resting influence the recovery time of a common cold?

It seems to be self-evident: If I have a cold, I stay at home, snug under my bed cover, drink a lot of tea and either sleep and let myself be distracted by a book or a movie, until I don’t feel weak ...
4
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1answer
100 views

Is there any evidence that blowing your nose speeds recovery from a cold?

It seems to be standard advice to blow your nose when congested from a cold, but is there any evidence that this actually helps, either with severity or duration of symptoms?
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0answers
87 views

Should you warm up even to potentially dangerous levels with a flu or cold?

When waking up with a sore throat, stuffed nose and propensity to feel colder than normal, you can be unsure exactly what infectious vector caused it. Some people's normal modus operandi would be to ...
4
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0answers
165 views

What to do after being exposed to someone with the flu/cold

If I spent 45 minutes in a car with closed windows with someone that had a cold/flu, what would I have to do immediately after exiting the vehicle to reduce and if possible eliminate the chance of ...
3
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2answers
317 views

Will there ever be a universal vaccine for the common cold?

If I get infected once with the virus which causes a common cold, does that mean I will not get infected with the same strain of the virus ever in my lifetime? Is the immune system capable and smart ...
3
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1answer
42 views

Who to go to for diagnosis of random seizures?

I don't have a history of seizures, nor does my family, but this started 4-5 years ago when I was asleep. They usually occur when I feel sick or have a cold or flu-like symptoms. An EEG test said ...
3
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1answer
228 views

Does isotretinoin increase your chance of colds and flus?

For brevity, I'll use URTI to refer to both colds and flus. Is this medically correct? My sister hasn't gotten a URTI in the past five years previously. But since starting Epuris in Sep. 2018, her ...
3
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2answers
71 views

why does having a bad cold make thinking harder

I find when I have a bad cold and talking to other people it isn't just me, that thinking feels like really hard work and the simplest job becomes really tricky. Does anybody know why?
3
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1answer
74 views

What are the actual symptoms of the common cold? [duplicate]

Everyone knows (and passionately hates) the runny nose, coughing, sneezing, aching/sore joints, and the drowsiness associated with the cold. But these symptoms are just the body trying to get rid of ...
3
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1answer
92 views

Do we lose resistance to the common cold over time, or are we infected by a different cold each time?

In Guns, Germs, and Steel by Jared Diamond it says our resistance to the flu and common cold is only "temporary". However, I was under the impression that if we get a flu/cold we stay immune forever, ...
3
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1answer
57 views

Are these studies about red algae reducing cold virus by 92% believable? [duplicate]

I was using this spray meant to hasten recovery from the common cold. A study [1], sponsored by the pharmaceutical company that produces the spray, stated it reduced virus by 92% (this value only ...
3
votes
1answer
30 views

Relation between Cold & Mood

Every single time whenever symptoms of a cold start to develop, excluding the general irritation (headaches, runny nose, etc) - there are moments where my mood just gets extremely positive. Is there ...
3
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0answers
58 views

Would being infected with every kind of cold virus strain at once be a good immunization or dangerous?

I know colds come from around 200 different kinds of viruses. https://en.m.wikipedia.org/wiki/Common_cold But would it be worth the risk to be purposefully infected with every type of strain that ...
3
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0answers
78 views

Does getting the cold constantly build defense? [closed]

Since it's molecule format changes every year or so, does it even matter (in terms of resistance) that you had it last year?
2
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1answer
63 views

Catch a cold from the grass?

Every time I play with the dogs in the backyard, then the next day I get what feels like a 24-hour head cold. I've verified this at least 7 times. This doesn't happen to me when we run around on any ...
2
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2answers
2k views

What is the Fatality Rate of the Common Cold?

During COVID-19, we've heard many comparisons between SARS-CoV-2 and the Flu, especially in terms of the case fatality rate (CFR). Currently, the Flu is thought to be around 0.1%, and according to the ...
2
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1answer
188 views

Swallowing mucus gaves me sore throat?

I have had a common cold for a week. I had lot of mucus (or phlegm, I don't know what the correct term is) in my nose. My throat was ok back then. Yesterday before sleeping I couldn't avoid swallowing ...
2
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3answers
54 views

Nasal spray or oral spray against airborne viruses

I'm seeing different approaches to try protect/alleviate against airborne viruses (e.g. HRV). Let's take some examples: Enzymatica ColdZyme - oral spray P&G Vicks First Defense - nasal spray ...
2
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1answer
23 views

Why is my sense of balance bad when I'm sick?

This happens quite often when I have a flu or just a cold. When I'm sitting, I sometimes feel like I am in a very diagonal position, even I am not. To visualize it better, just sit down and lean ...
2
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1answer
3k views

Reason behind testing blood when someone is suffering from Common cold and fever?

What does testing blood helps identifying in case of Common cold or fever? This article about Common cold states, a doctor may do a throat or nasal culture, or blood test to rule out a secondary ...
2
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1answer
40k views

Accidentally took cold medicine an hour early

So I currently have a cold and the medicine I'm taking is supposed to be taken every 4 hours. For some reason I thought I was supposed to take my next dose at 3pm, but after I took it, I realized I ...
2
votes
1answer
16 views

How relevant is TMPRSS2 for the entry of common-cold coronaviruses?

To complement a question here about the receptor used by the common-cold coronaviruses, I'll ask the same about the relevance of TMPRSS2 for these, noting that it seems quite important for the SARS-...
2
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1answer
82 views

Any irreversible damage from not treating common cold right

When I catch a cold, I usually just work through it, i.e. take no rest day and try to live by the same schedule as when I'm healthy. I already read on WebMD that this behaviour can increase the ...
2
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0answers
30 views

Can sniffling lead to otitis media? [closed]

Is there any link between excessive sniffling when having a runny nose and otitis media? By sniffling I mean propelling thin watery mucus up one's nose into the nasal cavity rather than pulling thick ...
2
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0answers
31 views

Is there an explanation to why my stuffy nose seemingly disappears when I cover my nose while breathing? [closed]

Ever since I was a kid, I noticed that whenever my nose was stuffy, breathing through my handkerchief seemed to instantly make me breathe normal again. It has happened each time without fail for years,...
2
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0answers
29 views

How long can a virus stay in the air for?

For example, if a person with a cold goes into a small doctor's office and coughs, then they leave and 10 minutes later, you enter and breath the air in the room, can this make you sick?
2
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0answers
37 views

has your body killed a cold virus before you experience any symptoms?

A friend tells me that by the time you feel the first symptoms of a cold (runny nose, sore throat, whatever the first symptoms are), your immune system has actually already killed the virus, and the ...
2
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0answers
75 views

Is the common cold deadly to a suppressed immune system?

If you were taking an immune system suppressant such as Prograf (Tacrolimus) for a long period of time would a virus like the common cold linger in the body and cause infection over time and possibly ...
2
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0answers
55 views

Can I get infected again with the same cold?

Both me and my mom got infected with cold from the same person apparently, since both of us fell ill a few days after meeting this ill at that time person. However, mom got infected far more severely ...