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Help Center
Flu Shots
Online Grocery Shopping
How Online Grocery Shopping Works
Ordering
Delivery to your Home or Business
StreetSide Pickup
Payments and Refunds
Rewards Program
Points
Grocery Rewards
Gas Rewards
Communications
Online Cakes & Catering
About Ordering Cakes and Catering Online
Ordering
Payments and Refunds
Gift Card Ordering
Digital Deals and Coupons
How do Digital Deals and Coupons work?
Using Digital Deals and Coupons on StreetSide orders
COVID-19
About Booster Doses
Our Pharmacies + COVID-19
About COVID-19 Vaccines
Flu Shots
Sincerely Health
About Sincerely Health
Account Management
Health Score
Health Goals & Activities
Connecting Devices
Sincerely Health Rewards
Pharmacy
Get Care
Privacy
Feedback and Support
Account Setup
Miscellaneous
Flu Shots
Answers to your most frequently asked questions about flu and flu shots.
Is it too late to get vaccinated after Thanksgiving (or the end of November)?
Should I wait to get vaccinated so that my immunity lasts through the end of the season?
Can vaccinating someone twice provide added immunity?
What about serious reactions to the flu vaccine?
What are the common reactions to the flu shot?
Why do some people not feel well after getting the seasonal flu vaccine?
Do I really need a flu vaccine every year?
Is it better to get the flu than the flu vaccine?
Can a flu shot give you the flu?