Revived TB Vaccine Showing Potential to Prevent Diabetes, Cancer, Alzheimer's, and More

The bacillus Calmette-Guérin (BCG) vaccine, the oldest vaccine in the world still in use, is showing potential for protecting against diseases beyond tuberculosis (TB). Studies have suggested that BCG may modulate the risk of type 1 diabetes, cancer, multiple sclerosis, and Alzheimer's disease. Research has also found that BCG may provide "nonspecific immunity," meaning it protects against other causes of death through unknown means. However, more clinical trials are needed to determine the efficacy of BCG in treating these conditions and to understand the mechanisms behind its effects. Still, this could be a potentially life-saving vaccine!

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Photo Credit: Mufid Majnun