If none of the serious symptoms appear the flu will last only a few days, but the weakness and feeling tired may hang on for a few weeks. If your immune system is lowered for some reason you are more likely to catch the influenza virus. If your job brings you into contact with sick people, you may be more prone to catch the flu. The best thing to do is to keep from getting the flu in the first place. Stay healthy and keep your immune system in good condition.
Good hygiene is important to prevent any disease, including influenza.
Rest and proper nutrition are very important. Practice good hand washing and wash hands often. Keep your home clean to prevent spreading of the disease. Remember that a person with the flu can remain contagious for up to ten days. If you get the flu, you can do things to ease the symptoms.