My 11 year old son is complaining of being lightheaded and feeling weak. He s been taking tamiflu for the past 11 days. He was exposed to the flu. Or is it just that he hasn t been eating well? Yesterday he only ate some cereal and part of a hamburger for lunch. I don t think he had any dinner, just snacks.
Hello.  I just read through your question. The most common cause for lightheadedness is mild deny Chat Doctor.  It is likely that he is not taking enough fluids. Increased HY