The vaccine used to prevent measles, mumps, and rubella (MMR) appears to offer some protection against COVID-19.<br />According to UPI, a new study found that the decades-old MMR vaccine may prevent severe illness from COVID-19.<br />41 Americans participated in a study that showed those who received the shot had some immunity against the virus.<br />Of the participants who received the MMR vaccine, eight developed immunity or had no symptoms after being infected.<br />The apparent immunity against severe COVID-19 may be due to high levels of antibodies.<br />MMR antibodies are immune cells that fight off infection against mumps, measles and rubella.