No. The flu vaccine does not contain active forms of the virus and therefore cannot make you sick with the flu. The mild side effects some people experience are a sign that the immune system is learning to build protection.

The flu shot should be given yearly, as early in the flu season as possible. Ideally, you should get vaccinated in the early fall to ensure you are protected heading into the peak season.

You should still get vaccinated. Even if you were sick with the flu, that only gives you immunity to one strain. The flu shot protects against multiple strains, so it will still protect you against the others you haven't been exposed to.

Yes, you can. The main benefit is convenience, as you can consolidate any potential side effects into one recovery period. Some data suggests a small increased risk of side effects when getting them together, and you may need to consider if the ideal timing for each vaccine lines up for you.

Yes, it is especially important to get the flu vaccine if you are pregnant or trying to get pregnant. Pregnant people are at a higher risk for severe complications and hospitalization from the flu, and getting sick can also increase the risk of miscarriage.

You should avoid the flu shot if you have had a prior anaphylactic reaction (hives, face swelling, difficulty breathing) to the vaccine. The vaccine is also not for infants under 6 months of age.