Your decision. If you belong to a vulnerable health group, such as elderly (65+) or/and have chronic health conditions, such as diabetes, lung disease, immune system disorder, asthma or any lung condition, you should get vaccinated. Also, if you liver or care for people with above conditions and they may catch it from you, you want to protect them by getting the shot. Otherwise, it is your decision.
I did. If you get the flu - you will wish you had. Influenza vaccine is contraindicated in infants less than 6 months old, if you have a high fever or if you have had a past severe allergic reaction to the vaccine.