29/11/2025
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Scientists have discovered that singing can trigger a powerful boost in the immune system, raising levels of the protective antibody sIgA by up to 240% in less than an hour. This antibody is essential for defending the throat, airways, and digestive system against viruses and bacteria. Researchers say the effect comes from the deep breathing, emotional release, and vocal vibrations involved in singing — all of which activate key immune pathways.
In laboratory studies, people who sang for just 30 to 60 minutes showed an unexpected surge in sIgA, regardless of how well they could sing. Even those who considered themselves “bad” singers experienced the same immune increase. Scientists believe that the combination of controlled breathing and vocal resonance signals the body to strengthen its frontline defenses almost immediately.
The immune boost can last for hours after singing, suggesting that regular singing may help support long-term health. Choir members and singing groups have also been shown to experience fewer colds, reduced stress, and better mood overall. While singing is not a substitute for medical treatment, it’s a simple and uplifting way to enhance the body’s natural ability to protect itself.
This research highlights how closely our voice is linked to our well-being. Something as joyful and accessible as singing may be one of the most surprising — and enjoyable — ways to boost immunity.
