what causes the flu

The flu—more formally known as influenza—is a contagious, acute respiratory illness caused by influenza viruses. If you get a flu-like illness during an outbreak of seasonal flu, it is likely to be caused by the prevailing influenza virus. Stomach flu or gastroenteritis infection signs and symptoms include nausea, vomiting, and diarrhea that lasts for about seven to 14 days. To this point, it still does not spread well from person to person. The flu… Viruses can spread through the air so that they spread very quickly. But if your body isn’t quite as metabolically flexible, you may end up with keto flu. There are many different viruses that can cause cold symptoms, but about half of the time a cold is caused by a class of viruses called rhinoviruses . Flu is likely to cause fever, coughing, chills and muscle aches. Causes of Keto Flu. Influenza, commonly called "the flu," is an illness caused by RNA viruses (Orthomyxoviridae family) that infect the respiratory tract of many animals, birds, and humans.In most people, the infection results in the person getting a fever, cough, headache, and malaise (tired, no energy); some people also may develop a sore throat, nausea, vomiting, and diarrhea. Medicine, 07.06.2020 00:00, snowprincess99447 What causes the flu? It can cause mild to severe illness, and at times can lead to death. Medicare will pay for the shot, and so will many private health insurance plans. THE 1918 Spanish flu killed up to 50 million people around the world and has been called “the mother of all pandemics”. It does not include a fever -- normally, if there is a fever it's called "the flu." There are special flu shots designed specifically for people age 65 and older. Causes range from lack of sleep to pneumonia. Most cases of flu usually occur in a period of six to eight weeks during the winter. The most common complication from the flu that can lead to death is a bacterial infection of the lungs, or bacterial pneumonia. When a strain that "normally" infects animals develops the ability to infect humans, that is potentially dangerous because humans may have never had to fight off (become immune to) that strain. Here we take a look at … DD (14) has the flu. The flu causes complications that may develop into a more serious disease or become dangerous to some people. Causes of Spanish Flu. Flu season is an annually recurring time period characterized by the prevalence of an outbreak of influenza (flu). The flu is a respiratory (i.e., nose, throat, and lung) infection that can be caused by a variety of influenza viruses. A survey of more than 32,000 Dutch women, ages 15 to 45, found that 13.8 percent missed work due to period symptoms. A virus is a microscopic infectious agent that invades the cells of your body and makes you sick. The bird flu ...: That is being talked about is an influenza a virus of the h5n1 serotype. Nevertheless, it generally causes a much milder form of the flu than Type A viruses. Theres a background story to this question, but I have always thought that as the flu is a virus, it is only caught from other people. Symptoms can range from mild to severe and commonly include: high fever, runny nose, sore throat, muscle and joint pain, headache, coughing, and feeling tired. This disease is caused by influenza type A subtype H1N1 viruses with genes from bird origin. Always talk with your healthcare provider to find out if you should receive the flu shot. It can affect your entire respiratory system—nose, throat and lungs. As if the aches, pains and total misery of flu weren't bad enough, many sufferers also experience severe headaches. Flu tends to occur during winter months. The strain of Type B virus most active in the population is usually included in the annual flu vaccine. Influenza, commonly known as the flu, is a viral respiratory infection caused by the influenza viruses. Many people do — the main cause of keto flu … For reference, a single banana has around 27 grams of … Recognizing the symptoms can help identify whether it is necessary to see a doctor. 1 The flu is very contagious and can spread easily. Here’s what might be causing this, what you can do to help alleviate it and when you should call your doctor. Flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. Doctors usually assume the diagnosis is flu when you have symptoms of influenza in the winter. This includes older adults and those with chronic medical problems. This is called seasonal flu. First: There are many strains (family members) of influenza virus all over the world. The flu is one of the most well-known conditions that can cause body aches. The best way to prevent flu is by getting a flu vaccine each year. The season occurs during the cold half of the year in each hemisphere.Influenza activity can sometimes be predicted and even tracked geographically. The hallmark of the ketogenic diet is increasing the amount of fat you consume while cutting carbohydrates to almost nothing. Some strains affect animals and others humans. These symptoms typically begin two days after exposure to the virus and most last less than a week, although the … Type D) isn’t known to infect humans. But new research suggests that neuroinflammation and other brain changes might be an important factor. The flu, also called influenza, is a viral respiratory illness. What Is The Flu (Influenza)? Influenza, commonly known as the Flu, is a highly contagious respiratory infection caused by an influenza virus.. A flu shot contains the flu vaccine, which could keep you from getting the flu. Each winter a different type of influenza virus causes an outbreak of flu which affects many people. Influenza, commonly known as "the flu", is an infectious disease caused by an influenza virus. Some people have more metabolic flexibility than others — they can switch between burning glucose and burning fat with ease[*]. What Causes Fibromyalgia? The flu can spread up to 6 feet away, the CDC cautions, and people with the flu can pass their illness to others even before they develop symptoms. On average, the women missed 1.3 days of work per year due to their periods. You're more likely to give it to others in the first 5 days. Still, an infection, whether it's bacterial, fungal, or viral, is usually the most common cause of fever, Dr. Gulati says. Flu is very infectious and easily spread to other people. Flu Symptoms. WHAT CAUSES THE FLU? The flu (short for influenza) is a respiratory virus that affects the throat, nose, bronchi and, sometimes, the lungs. When following a keto diet, a person should aim to get around 60% of their calories from fat and 5% to 10% from carbohydrates.That's about 20 to 50 grams of carbs a day. Flu season comes around every year, but have you ever wondered what exactly the flu is? Flu is spread by germs from coughs and sneezes, which can live on hands and surfaces for 24 hours. Regarding its origin, it is not known exactly where certain types … Is your head spinning when you have the flu? The flu is often confused with another virus, the common cold, because of the similarity in symptoms, which can include a cough, sore throat, and stuffy nose. Antigenic drift produces the substrains that cause the yearly epidemics, whereas antigenic shift causes pandemics, such as the 2009 worldwide pandemic caused by the “swine flu.” There are four types of influenza viruses and these are Type A, Type B, Type C, and Type D.. Three out of these four Types are known to infect humans, while the fourth Type (i.e. Although the common cold is also caused by viruses, the flu and common cold differ in several ways. Even healthy people can get the flu. Answers from doctors on what causes the flu. Most flu viruses that are not h 1, 2 or 3 are not human pathogens but this one can be. The stomach flu is spread from person to person, usually via fecal to oral route from poor hand-washing or hygiene techniques. If your symptoms or physical examination suggest something other than the flu, your doctor may order a blood test. You can get a flu shot at your doctor's office or from your local health department. They cause the typical “flu-like symptoms” that bring misery from flu and other infections. Hypoxemia: Symptom — Overview covers definition, possible causes, treatment of low blood oxygen. Norovirus is the most common cause of the stomach flu. 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