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Influenza in Diabetes Patients : Vulnerable Group With Close Cares

July 11 / 2025

diabetes and influenza

 

 

 

     Influenza, commonly known as the flu, is a significantly more serious illness than the common cold. It spreads rapidly and can lead to severe complications, particularly in individuals with underlying health conditions such as diabetes, who are more susceptible to infections.

 

Why Is Influenza Dangerous for People with Diabetes?

  • Elevated blood sugar levels interfere with the function of white blood cells.
  • This reduces the body’s ability to fight off infections, making people with diabetes more prone to illness than the general population.
  • Complications such as pneumonia, ear infections, and other severe conditions—some potentially life-threatening—are more likely to occur.

 

 

 

diabetes and influenza

 

 

 

Impact of Influenza Infection on Diabetes

Diabetes and Hyperglycemia

     Influenza can lead to hyperglycemia, which weakens the immune system, decreasing the effectiveness of white blood cells in combating pathogens. This increases the risk of severe infections.

 

Infections and Complications

     The presence of infection in the body can cause blood sugar levels to fluctuate, which may worsen diabetes symptoms and lead to serious health complications.

 

Important Facts About Influenza and Diabetes

  • During flu season, people with diabetes face a 5–15% increased risk of mortality.
  • They are also six times more likely to be hospitalized due to complications from influenza compared to the general population.
  • To reduce the risk of such complications, vaccination is a highly recommended preventive measure.
  • Studies show that influenza vaccination can reduce the risk of serious complications in people with diabetes aged 18 and above by up to 60%.

 

 

 

diabetes and influenza

 

 

More Detail

 

 

 

Influenza Is Preventable

     The World Health Organization (WHO) and the Royal College of Physicians of Thailand recommend that individuals with diabetes receive annual influenza vaccinations to lower the risk of severe flu-related complications.