The Common Cold :: essays research papers

The common cold has been plaguing humankindsince the beginning of human existence. Even inthese advanced times, there is no vaccine or cure.There are many symptoms that accompany thecommon cold. Some of these infamous symptomsare a runny nose, workd by inflammation of thenasal tissues, resulting in oer production of mucusto trap the computer virus, and coughing. there are twodifferent kinds or shells of coughs that arecommon with colds. The first, is the less commondry hacking cough, these kinds are much likely tokeep you up at night and just plainly annoy youthan do any thing else. The other more commontype of cough is the kind whose purpose is toexpel mucus and or phlegm. These help to combatthe cold by helping to expel the mucus that has thevirus detain in it. Other symptoms include a slighttingle or tickle in the back of the pharynx that ordinarilyturns into a sore throat and sneezing. Both of thesesymptoms are was for your body to help expelphlegm or mucus from the body. Anothersymptom is swelling of the face and or neckusually accompanied by pain around the eyes,nose, and forehead. This pain and swelling iscaused by the introduction of the virus into yourupper respiratory tract, therefore causing mucus create up in your nasal passages and then in yoursinuses causing them both to become impacted.Many people complain of hoarseness, aches andpains in their joints, fever of nearly 101 degrees,and general aches and pains all over their bodies(Anthanasoid). There are at least two hundreddifferent kinds of viruses that are known to causewhat is known as the common cold, and anunknown number of undiscovered causes (Nourse56). The virus who is usually responsible for acold is called a rhinovirus, and it accounts foraround thirty to cubic decimetre percent of all colds that afflictthe adult part of the human population. The virusthat is secondly responsible for most commoncolds, is called a coronavirus, and it is onlydifferent casting a rhinovirus by a ma rgin of fewselect proteins in its molecular structure. Therhinovirus is so small that it can only be measuredin milimicrons, one milimicron is about1/25,000,000 of an inch, that means that aboutfive hundred rhioviruses can fit on the point of apin. That fact makes the rhinovirus and thecoronavirus categorized in the medium territory.The virus cannot reproduce by itself. In factscientists cannot even decide whether to classify itas an animal or a plant, because it is so primitive.To reproduce, the virus must first latch onto anearby cell and inject its genetic makeup into the