Common symptoms of the flu include fever, chills, headache, body aches, chest congestion, runny nose, and watery eyes. Although a virus will not help with a viral infection like the flu, it is important to visit the doctor. Medications can be prescribed to relieve the pain and discomfort associated with most symptoms. One of the ways doctors can help their patients prevent the flu is to get vaccinated every year. Each year, the flu virus is slightly different than the prior year. Getting a flu shot is just one way of building a stronger line of defense against the virus. The doctors can also help you improve your diet to ensure your body’s immune system is as strong as possible.