Could being overweight weaken your immune system?

I've been hearing some buzz about how obesity might make you more susceptible to infections and diseases. Does having excess weight actually weaken your immune system? What's the connection between obesity and immunity?

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Great question! Obesity can indeed impact the immune system. Excess weight can lead to chronic, low-grade inflammation, which may interfere with the body's ability to fight off infections effectively. This can make people with obesity more vulnerable to various illnesses.

Moreover, obesity has been linked to increased risk and severity of certain viral infections, like influenza and COVID-19. This might be due to the immune system's impaired response in people with obesity, as well as changes in lung function and other factors. It's a complex issue that researchers are still working to understand fully.

However, it's important to remember that managing weight is just one part of maintaining a healthy immune system. Regular exercise, a balanced diet, adequate sleep, and stress management are all crucial for supporting overall immune function. Always consult with a healthcare professional for personalized advice.