Five misconceptions about flu and colds

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There are many myths surrounding viral infections like flu and colds: Cough, runny nose, sore throat. But which of them is true?

Colds, flu and that too Corona virus Now it is causing problems for many people. If we spend too much time indoors in cold, damp weather, germs have an easier time. Due to hot heating air and cold, mucous membranes become dry – viruses and bacteria can easily penetrate. Respiratory infection. There are many topics surrounding colds and flu Purana. But there is no truth to all of them.

Myth 1: Colds often turn into the flu

A runny nose is a common symptom of a cold, but can also occur with the flu. © Westend61/Imago

Many people believe that untreated cold symptoms turn into the flu – this is not true. Although both diseases are caused by viruses, the pathogenesis and clinical picture are different: cold viruses (mostly rhinoviruses) often cause runny nose, sore throat and cough. A cold usually goes away on its own after a few days.

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Influenza viruses, on the other hand, are more dangerous Professional Association of German Coaches (BDI) Information. Infection with pathogens can lead to high fever, body aches, chills and headaches and muscle aches. Fever often comes suddenly and needs to be treated well. The body usually copes well with flu viruses. However, if symptoms do not improve after a few days, if you feel particularly unwell, or if symptoms such as palpitations and shortness of breath occur, you should consult a doctor.

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Myth 2: Frostbite and cold feet lead to colds

Colds are not caused by cold but by viruses. Anyone with a cold has a weakened immune system. When cold, mucous membranes are less supplied with blood and immune cells are less able to fight pathogens. In winter, the following still applies: dress warmly!

Myth 3: Vitamin C protects against colds

As stated therein German Society for Nutrition (DGE) It is important for the immune system to function. However, in this country, adequate vitamin C is obtained through a balanced diet. To date, there is no scientific evidence that regular intake of vitamin C supplements can prevent colds. Vitamin C cannot prevent colds. What really helps: Exercise regularly, eat a balanced diet with lots of plant-based foods. Going to a sauna in winter also seems to have a positive effect.

Myth 4: Antibiotics help with flu and colds

As stated therein Central Center for Health Education (BZgA) Effective only for bacterial infections. They do not help with colds because they are caused by viruses. Anyone who still takes antibiotics is actually harming their body: experts warn of increasing resistance, which may lead to unnecessary prescription of antibiotics.

Myth 5: You should get the flu shot every few years

For some diseases, one vaccine is enough to provide lifelong protection. Others, on the other hand, need to be renewed after a few years. This is also the case with fever. Disease-causing viruses are constantly evolving and changing. So new vaccines should be given annually. The best time to get vaccinated is in the fall, just before the start of the new flu season.

This article contains only general information on the respective health topic and is therefore not intended for self-diagnosis, treatment or medication. It does not replace a doctor's visit in any way. Unfortunately, our editorial team cannot answer individual questions about medical conditions.

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