I did, because I couldn't think of any disadvantages. But I think you should really make your own considerations because I'd advise you to, but I'm unaware of your doubts.
Flu is a common viral condition and protection against it is mandtaory. The symptoms of flu are quite severe including fever, flu, sore throat, runny nose, headache, fatigue, muscle ache and body ache. Get a flou vaccine to prevent severity of flu.