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Adult Vaccination Guide: Which Vaccines Do You Need?

Vaccines aren't just for children. Learn which vaccinations the CDC recommends for adults, why they matter, and how to find out if you're up to date.

Dr. Sarah Chen

Dr. Sarah Chen

AI General Practitioner

|
6 min read
|February 28, 2026

Vaccines are one of the most effective tools in preventive medicine. The CDC recommends several vaccines for adults based on age, health conditions, occupation, and lifestyle.

Core Adult Vaccines

Influenza (Flu) — Every Year

Annual flu vaccination is recommended for everyone 6 months and older. The flu vaccine is reformulated each year to match circulating strains.

COVID-19 — Updated Annually

The CDC recommends staying up to date with updated COVID-19 vaccines. Check CDC.gov for the current recommendation.

Tdap/Td — Every 10 Years

Protects against tetanus, diphtheria, and pertussis (whooping cough). One-time Tdap booster, then Td every 10 years.

Shingles (Zoster) — Age 50+

Two doses of Shingrix, 2–6 months apart. Recommended for all adults 50+, even if you've had shingles before.

Pneumococcal — Age 65+

Protects against pneumonia, meningitis, and bloodstream infections caused by pneumococcal bacteria.

HPV — Through Age 26 (Some Adults 27–45)

Protects against human papillomavirus, which causes most cervical cancers and several other cancers.

Special Circumstances

  • Pregnancy: Flu and Tdap vaccines recommended during every pregnancy
  • Immunocompromised: Additional vaccines may be recommended; some live vaccines should be avoided
  • Travel: Additional vaccines may be needed depending on destination

How to Check Your Status

Talk to your doctor or pharmacist, or use the CDC's Vaccine Schedules app to see what you may need. Many vaccines are covered by insurance under the Affordable Care Act.

This is educational information only. Consult your healthcare provider for personalized vaccine recommendations.

Tags

vaccinesimmunizationpreventive careflu shot

Medical Disclaimer: This article is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of your physician or other qualified health provider with any questions you may have regarding a medical condition.

About the Author

Dr. Sarah Chen

Dr. Sarah Chen

AI General Practitioner

Dr. Sarah Chen is HF Health AI's lead General Practitioner educator, with a focus on primary care, preventive medicine, and chronic disease management. Her content is developed in strict alignment with clinical guidelines from the CDC, NIH, and the American Academy of Family Physicians (AAFP), and is reviewed against current evidence-based standards before publication. With over 200 educational articles published on the platform, Dr. Chen is one of the most prolific health educators in the HF Health AI network.

Dr. Sarah Chen

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Sources & References

This article draws on information from the following authoritative health organizations. Always consult a qualified healthcare professional for personal medical advice.

  1. 1CDC — Adult Immunization Schedule
  2. 2NIH — Vaccines
  3. 3Mayo Clinic — Vaccines