is a highly contagious respiratory infection caused by influenza virus. Virus causes seasonal epidemics of respiratory illness that occur during the fall and winter.
Although seasonal influenza activity, flu-like many people experience symptoms during the summer. Although detecting influenza virus throughout the year, these symptoms may not be due to influenza infection.
Flu season is when the highest influenza activity. The incidence of influenza infection usually begins to rise in October and peaks in the winter months of December, January, or February.
It is believed that the seasonal nature of influenza may be due to cold, dry climate which is present during the cold winter months. During this time, the virus may be more stable. A guinea pig model supports this idea, found that the influenza virus is transmitted more effectively between animals in the low humidity and low temperatures.
Another factor that may contribute to influenza peaked in the winter could be the fact that people spend more time indoors. This makes them more likely to share a confined space with an infected individual. In addition, lower levels of vitamin D due to less exposure to sunlight may be contributing to increased susceptibility to infection.
If you have the flu, symptoms usually come on suddenly. They can include:
The symptoms of flu are also common symptoms of other diseases. If you experience flu-like symptoms during the warmer months of the year, they may be due to other diseases or conditions other than influenza.
Some of the diseases that may give flu-like symptoms in the summer include :.
Another respiratory tract infection with various viruses
There is a lot of overlap between and those of the flu, such as runny nose or congestion, coughing or sneezing, and sore throat.
However, unlike the flu, common cold symptoms develop gradually and most often less severe.
Although it is often referred to as the “stomach flu,” is not related to influenza. This is often caused by a number of viruses, such as or.
A common symptom of gastroenteritis and the flu include fever, headache, and body aches and pains.
Unlike the flu, symptoms of gastroenteritis is more focused around your digestive tract and may include watery diarrhea and abdominal cramps.
is an infection of your lungs. While it can be a complication of the flu, there are also other causes. This includes ,, mushrooms, and chemical agents or other specific environments.
Common early symptoms can be very similar to the flu and may include fever, chills, and headache.
The symptoms to look out for that may refer specifically to pneumonia include cough with green or yellow mucus, shortness of breath, and chest pain that is sharp.
is an inflammation of the bronchial tubes in your lungs. Such as pneumonia, bronchitis can sometimes be caused by the flu virus. However, it can also be caused by other viruses or environmental factors such as cigarette smoke.
Overlapping symptoms between the two conditions include cough, fever, chills, and fatigue or malaise.
Similarly for pneumonia, the symptoms to look out for that may indicate bronchitis included coughing with phlegm, shortness of breath and discomfort in your chest.
You get by eating food contaminated by pathogens, such as viruses, bacteria, or parasites.
Unlike the flu, the symptoms of which focus on your digestive tract and include nausea and vomiting, diarrhea, abdominal pain, and fever.
You may notice the symptoms shortly after eating contaminated food, although they also can take days or weeks to appear.
caused by a type of bacteria that is spread through tick bites. If left untreated, it can cause serious complications.
early can be very similar to the flu and may include fever, chills, body aches and pains, and fatigue.
Most people with Lyme disease also has the characteristic bull’s-eye rash at the site of the tick bite. However, the rash does not happen to everyone.
In some cases, Lyme disease has been on the case of the summer flu. If you experience flu-like symptoms and have a tick bite or have been living or traveling in areas where Lyme disease occurs, you should see your doctor.
You should see your doctor for flu-like symptoms you if you experience any of the following:
You should also seek immediate medical care if you are for. High risk groups include people who are:
Although influenza viruses circulate throughout the year, it is most common during the winter months. If you experience flu-like symptoms during the summer, it is unlikely that you have the flu.
The best way to prevent illness during the hot summer months to practice good health habits. This can include things such as washing your hands often, cover your nose and mouth when coughing or sneezing, and avoid people who are sick.
If you have flu-like symptoms that are severe or that cause you concern, you should see your doctor to discuss your symptoms.
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Is It a Cold or the Flu? How to Tell the Difference
The Flu – HealthyChildren.org
24-Hour Stomach Flu: Symptoms, Causes, and Treatment
Summer Flu: Symptoms and Possible Explanations