High-Risk Groups: Who Needs Flu Vaccination the Most?

As the flu season approaches, the importance of getting vaccinated cannot be overstated. While the flu can affect anyone, certain groups are at higher risk of developing serious flu-related complications. Ensuring that these high-risk groups receive their flu vaccination is crucial for public health. 

Older Adults

  • Who They Are – Adults aged 65 and older.
  • Why They Need Vaccination – As people age, their immune systems weaken, making them more susceptible to infections. Older adults are more likely to develop complications from the flu, such as pneumonia and bronchitis, and worsen chronic health conditions like heart disease and diabetes. The flu can also lead to hospitalization and even death in this age group.

Young Children

  • Who They Are – Children younger than 5 years old, especially those under 2.
  • Why They Need Vaccination – Young children’s immune systems are not fully developed, which makes it harder for them to fight off infections. Infants and toddlers are at higher risk for severe flu symptoms and complications, including pneumonia, dehydration, and secondary bacterial infections.

Pregnant Women

  • Who They Are – Women who are pregnant or planning to become pregnant during flu season.
  • Why They Need Vaccination – Pregnancy causes changes in the immune system, heart, and lungs, which increase the risk of severe illness from the flu. Vaccination protects both the mother and the unborn baby. It also helps protect the baby after birth, as infants cannot be vaccinated until they are 6 months old.

People with chronic health conditions

  • Who They Are – Individuals with chronic health conditions such as asthma, diabetes, heart disease, kidney disorders, and weakened immune systems (including those undergoing chemotherapy or living with HIV).
  • Why They Need Vaccination – Chronic health conditions can worsen if a person contracts the flu, leading to severe complications, hospitalization, or even death. For example, the flu can cause asthma attacks in people with asthma or exacerbate blood sugar levels in those with diabetes.

Residents of Long-Term Care Facilities

  • Who They Are – Individuals living in nursing homes and other long-term care facilities.
  • Why They Need Vaccination – Close living quarters in long-term care facilities can facilitate the rapid spread of the flu. Residents often have multiple health conditions and weakened immune systems, increasing their risk of severe illness and complications from the flu.

Healthcare workers and caregivers

  • Who They Are – Doctors, nurses, home care aides, and other healthcare personnel, as well as caregivers for young children and older adults.
  • Why They Need Vaccination – Healthcare workers and caregivers are in frequent contact with high-risk individuals and are at higher risk of contracting and spreading the flu. Vaccination helps protect them and the vulnerable populations they care for from the flu.

Why vaccination matters

Vaccination is the most effective way to prevent the flu and its potentially serious complications. The flu vaccine is updated annually to protect against the most common strains of the virus. By getting vaccinated, individuals not only protect themselves but also help prevent the spread of the flu to others, particularly those who are most vulnerable.

If you’re in need of a flu shot, please contact our Voyage Medical primary Care office today at (480)-306-5000 or you may visit us at 1130 W. Grove Ave. Suite 115, Mesa, AZ. 85210 .

Visit a vaccine clinic near you: Vaccine Clinic Mesa, Vaccine Clinic Chandler, and Vaccine Clinic Tempe.


Protecting high-risk groups through vaccination is a vital public health measure. As we approach flu season, it’s important to recognize the significance of flu shots for older adults, young children, pregnant women, people with chronic health conditions, residents of long-term care facilities, and healthcare workers. Ensuring that these groups receive their flu vaccination can help reduce the incidence of severe flu cases, hospitalizations, and deaths. For those in Mesa, you can visit a doctor’s office, Vaccine Clinic Mesa, or search for a Vaccine Clinic Near Me to get vaccinated.


Let’s make this flu season a healthier one by getting vaccinated and encouraging those around us to do the same. Your health, and the health of those at higher risk, depends on it.

The information provided in The Voyage Medical Blogs is for general informational purposes only and is not intended as medical advice. It should not replace consultation with qualified healthcare professionals. Please consult a healthcare professional for medical advice tailored to your specific situation.

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