![The link between long COVID and vaccination remains complex, but metformin can reduce the risk.](https://www.parsemus.org/wp-content/uploads/2024/12/shutterstock_2235117017-300x182.jpg)
Long COVID and vaccination: what you need to know
The link between Long COVID and vaccination remains complex. Vaccination remains critical to preventing severe COVID-19, but it may not fully prevent Long COVID. Combining vaccines with metformin may offer better protection. Research highlights metformin as a safe, affordable, and effective treatment for reducing Long COVID risk.