flu vaccine

Flu Vaccination: A Vital Step in Protecting Your Heart Health

Each year, influenza (commonly known as the flu) affects millions of people around the world. While for many it may seem like a seasonal inconvenience, for those with heart disease or other chronic health conditions, the flu can lead to severe complications—including hospitalization or even death.

At N. M. Wadia Institute of Cardiology, we urge all our patients to consider the annual flu vaccination as a critical part of their heart care regimen.

🫀 Why Is the Flu Vaccine So Important for Heart Patients?

Research has shown a strong link between the flu and cardiovascular events, especially in individuals with existing heart conditions. In fact, studies suggest that a flu infection can increase the risk of a heart attack by 6 to 10 times, particularly in the first week after becoming sick.

The flu virus places immense stress on the body:

  • Triggers inflammation, which can worsen atherosclerosis (narrowing of the arteries)
  • Raises blood pressure and heart rate, straining the heart
  • Worsens symptoms of congestive heart failure or arrhythmias

The World Health Organization (WHO) emphasizes that influenza vaccination is especially important for people at higher risk of severe outcomes, including those with cardiovascular disease. WHO notes that annual vaccination significantly reduces the risk of serious illness, hospitalization, and death among vulnerable populations.

👥 Who Should Get the Flu Vaccine?

The Centers for Disease Control and Prevention (CDC) and WHO recommend annual flu vaccination for everyone aged 6 months and older. However, certain groups face much higher risks:

  • People with coronary artery disease, heart failure, or prior strokes
  • Adults aged 65 years and older
  • Individuals with diabetes, chronic kidney disease, or lung diseases
  • Pregnant women and healthcare workers

For these individuals, a flu shot isn’t just about avoiding the flu—it can be life-saving.

💉 How Does the Vaccine Work?

The flu vaccine stimulates your immune system to develop antibodies against influenza. It’s updated every year to target the most likely circulating strains. It takes about two weeks after vaccination for full protection to develop.

Benefits of the flu shot:

  • Reduces risk of getting the flu
  • Lowers severity if infected
  • Helps prevent complications like pneumonia, heart attack, and hospitalization
  • Reduces hospital burden during flu season

✅ Is the Flu Vaccine Safe?

Yes. The flu vaccine is safe and extensively tested. Most side effects are mild—like a sore arm, low-grade fever, or fatigue for a day or two. Importantly, you cannot get the flu from the vaccine.

For heart patients, the benefits far outweigh any potential risks.

🏥 Get Vaccinated at N. M. Wadia Institute of Cardiology

We understand the unique needs of cardiac patients. That’s why we offer walk-in flu vaccinations, administered by a team that understands your medical history.

Ready to Take the Next Step?

  • ✅ Walk-in vaccinations available
  • ✅ Priority for high-risk individuals
  • ✅ Cardiac support onsite
  • 📞 Call us at +91-20-6763-6400

🧠 Also Recommended by the American Heart Association

For further reading on how the flu can affect your heart and why vaccination is essential for those with cardiovascular disease, check out this article from the American Heart Association.

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