> You wouldn't get it for Polio specifically, but more to freshen up your Tetanus protection, which should be done every 10 years. There is now debate on wheth

> You wouldn't get it for Polio specifically, but more to freshen up your Tetanus protection, which should be done every 10 years. There is now debate on whether there is a need to 'freshen' up (boost) tetanus protection, due to a study published in 2020 that showed tetanus boosters give no benefit [1,2,3]. [1] https://academic.oup.com/cid/article/72/2/285/5741633 https://academic.oup.com/cid/article/72/2/285/5741633 [2] https://www.health.harvard.edu/blog/do-adults-really-need-tetanus-booster-shots-2020051219786 https://www.health.harvard.edu/blog/do-adults-really-need-te... [3] https://www.sciencedaily.com/releases/2020/02/200225075120.htm https://www.sciencedaily.com/releases/2020/02/200225075120.h... (The 2nd and 3rd references are discussing the study in the 1st reference)