Influenza-Related Questions & Answers by Topic

The Flu Season

• What You Should Know for the 2017-2018 Influenza Season
• Seasonal Influenza, More Information
• Seasonal Influenza Vaccine Supply for the U.S. 2017-2018 Influenza Season
• Seasonal Influenza-Associated Hospitalizations in the United States
• Estimating Seasonal Influenza-Associated Deaths in the United States: CDC Study Confirms Variability of Flu
• Past Flu Seasons

Also see Frequently Asked Questions on The Flu Season.

Flu Vaccines & Preventing Flu Illness

• Key Facts About Seasonal Flu Vaccine
• Key Facts About Influenza (Flu)
• Vaccine Effectiveness – How Well Does the Flu Vaccine Work?
• Influenza Vaccine Advances

Also see Frequently Asked Questions on Flu Vaccines & Preventing Flu Illness.

Types of Flu Vaccines

• Seasonal Flu Shot
• Quadrivalent Influenza Vaccine
• Intradermal Influenza (Flu) Vaccination
• Fluzone High-Dose Seasonal Influenza Vaccine
• Cell-Based Flu Vaccines
• Flublok Seasonal Influenza (Flu) Vaccine
• Flu Vaccination by Jet Injector
• FLUAD™ Flu Vaccine With Adjuvant

Also see Frequently Asked Questions on Types of Flu Vaccines.

Vaccine Virus Selection, Vaccine Safety & Supply

• Seasonal Influenza Vaccine Safety
• Influenza Vaccine Advances
• Febrile Seizures Following Childhood Vaccinations, Including Influenza Vaccination
• Flu Vaccine Safety and Pregnancy
• Thimerosal and Seasonal Flu Vaccines
• Seasonal Influenza Vaccine Supply and Distribution in the United States

Also see Frequently Asked Questions on Vaccine Virus Selection, Vaccine Safety & Supply.

Flu Treatment & What to Do If You Get Sick

• The Flu: What To Do If You Get Sick
• Cold Versus Flu
• Diagnosing Flu
• What You Should Know About Flu Antiviral Drugs
• Opening and Mixing Oseltamivir Capsules with Liquids if Child Cannot Swallow Capsules
• Influenza Antiviral Drug Resistance

Also see Frequently Asked Questions on Flu Treatment & What to Do If You Get Sick.

Flu & Other Diseases

• Guillain-Barré syndrome and Flu Vaccine
• Seasonal Flu and Staph Infection
• HIV/AIDS and the Flu
• Flu and People with Diabetes
• Flu and Heart Disease & Stroke
• Cancer, the Flu, and You

Also see Frequently Asked Questions on Flu & Other Diseases.

Vaccine Information for Health Care Workers

• Influenza Vaccination Information for Health Care Workers
• Seasonal Influenza Vaccine Dosage & Administration

Also see Frequently Asked Questions on Vaccine Information for Health Care Workers.

Other Influenza Viruses

• Key Facts about Swine Influenza (Swine Flu) in Pigs
• Key Facts about Human Infections with Variant Viruses
• H3N2v and You
• H7N9: Frequently Asked Questions
• Avian Influenza (Bird Flu) Research
• H5N1 Genetic Changes Inventory
• Influenza Risk Assessment Tool (IRAT)
• Bat Influenza (Flu)

Also see Frequently Asked Questions on Other Influenza Viruses.