Influenza, known as flu, is an upper respiratory tract infection caused by viruses. Influenza is different from a cold. The flu often starts suddenly, and one or more of the following symptoms may be seen;
Pneumonia, bronchitis, sinusitis, and ear infections may occur. The flu can cause chronic health problems. For example, people with asthma may have an asthma attack at the time of the flu. Attacks can develop in people with chronic congestive heart failure.
Many people are at risk when they get the flu. However, some people are at higher risk of:
Washing your hands often will help protect you from the disease. Wash your hands with soap and water or clean them with alcohol-containing hand sanitizers. Rub your hands with disinfectant for 15-20 seconds with water and soap for 1-1.5 minutes. Alcohol wipes can be used in the absence of soap and water.
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Alo Yeditepe