what is the difference between flu and common cold?
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In general, flu is worse than the common cold, and symptoms are more intense. Colds are usually milder than flu. People with colds are more likely to have a runny or stuffy nose. Colds generally do not result in serious health problems, such as pneumonia, bacterial infections, or hospitalizations.
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Although colds and seasonal allergies may share some of the same symptoms, they are very different diseases. Common colds are caused by viruses, while seasonal allergies are immune system responses triggered by exposure to allergens, such as seasonal tree or grass pollens.
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An upper respiratory infection, or the common cold, is an infection that affects the nasal passages and throat. Treatment is usually simple, unless a person also has a chronic respiratory condition such as asthma.
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The flu is “a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs,” according to the CDC, which says as many as 11% of Americans get it each season. It says symptoms include some or all of the following: Fever. Cough and sore throat.
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The symptoms of flu can include fever or feeling feverish/chills, cough, sore throat, runny or stuffy nose, muscle or body aches, headaches and fatigue (tiredness).
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The common cold, also known as an upper respiratory infection, is a virus that infects the upper respiratory tract – your nose, mouth and throat. More than 3 million people develop common colds each year.
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The bottom line The common cold is a contagious viral infection with an incubation period of one to three days. This means it could take up to three days for you to notice symptoms after being exposed to the virus.
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A significant difference between Flu and RSV is the way symptoms begin. The flu usually starts with a high fever along with aches and pains. RSV starts as a cold, sometimes with fever, that leads to coughing, fast breathing and wheezing.
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Pneumonia symptoms vs. The flu usually comes on suddenly, while pneumonia takes longer to develop and can be a complication from the flu. The flu is caused by a viral infection, while pneumonia can be caused by either a bacterial infection or viral infection. Flu symptoms include: Body aches and pains.
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The most common culprits are the parainfluenza or influenza virus, which is the same viruses that cause the common cold or flu. Croup is contagious for the first three days after the illness starts and until the fever resolves. It is spread through droplets from coughing or sneezing.
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The most common type of viral disease is the common cold, which is caused by a viral infection of the upper respiratory tract (nose and throat). Other common viral diseases include: Chickenpox. Flu (influenza)
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Cold Although you may be tired and weak with a cold, this feeling often is rather mild and never turns into extreme exhaustion. Flu It is extremely common to be tired and weak when you have the flu. This feeling can last for two or more weeks.
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Viruses are little parasites that reproduce rapidly and cause the common cold, the flu, and certain pneumonias. Most respiratory illnesses are not serious—the culprit is usually a virus not bacterium.
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Rhinitis is the term for a cold, while sinusitis is a sinus infection. More than 100 different viruses cause a cold, a type of viral infection of the respiratory system. Colds spread when someone who has the virus coughs or sneezes droplets containing the virus into the air.
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A cold is generally milder than the flu with symptoms that are less severe. While a cold would usually last a few days, a flu, on the other hand, tends to persist for a few days to weeks. At the onset of a cold, your child may develop a sore or scratchy throat, runny nose or be sneezing.
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Some people get back-to-back colds, new infections Unfortunately, this is not always the case: The common cold can last up to two weeks for primary symptoms—and weeks longer for the cough that remains even after the virus is eliminated, she notes.
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Flu: Comes on Fast and Furious Symptoms like sore throat, fever, headache, muscle aches, congestion, and cough tend to come on suddenly. Colds are usually less intense and include a runny or stuffy nose. The flu gets better over 2 to 5 days, but you might feel run-down for a week or longer.