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Side effects of a flu injection include tiredness, aches, a mild fever and redness, soreness and swelling around the site of the shot, explains WebMD. More serious side effects, though rare, include hives, difficulty breathing, dizziness or a rapid heartbeat.


Causes of flu-like symptoms aside from influenza include other infections, inflammatory disorders, autoimmune conditions, cancer and recent immunizations, according to Healthgrades. Imbalances in electrolytes can also mimic the flu. Examples of infections that may produce the symptoms are bronchitis


Breathing steam, hydration, moist heat compresses and bed rest are remedies that work with the flu. These home treatments complement medicines designed to alleviate symptoms, notes WebMD.


Common symptoms of the flu include a cough, sore throat, fever of 100 degrees or higher, chills, fatigue and headache, according to FLU.gov. Some people also have nausea, vomiting or diarrhea, although these symptoms are more common in children than adults.


Symptoms of the flu include a fever of 100 degrees Fahrenheit or greater, sore throat, cough, runny or stuffy nose, chills, headache, body ache, fatigue, vomiting, nausea and diarrhea, according to Flu.gov. Not all people with the flu will experience all symptoms.


Early symptoms of the flu may include conditions such as excessive or sudden fatigue or body aches and chills, according to Healthline. While fatigue can be an early symptom of a cold, in people who have the flu, the fatigue is much worse. Additionally, pain around the head and legs may signal oncom


Sudden, excessive fatigue is one of the very first signs of the flu, according to Healthline. Extreme weakness is another sign of the body preparing to combat the flu rather than a cold.


The influenza virus is released into the air as droplets when an infected person coughs, sneezes or talks, and it can be contracted by inhaling virus particles, according to Mayo Clinic. The flu also can be transferred to the mouth, eyes or nose following hand contact with contaminated surfaces.


Symptoms of flu include fever, runny or stuffy nose, congestion in the sinus, body aches, a sore throat with cough, and tiredness, reports Drugs.com. Treatment options depend on the symptoms experienced and include use of decongestants, pain-relieving medicines, antiviral medications and gargling, s


Antiviral medications, including pills, inhalants, liquids and intravenous solutions, are taken to treat influenza, commonly referred to as the flu. Over-the-counter and prescription drugs are also recommended to provide relief from flu-related symptoms, states Flu.gov