Transverse Myelitis is a common side-effect of vaccinations. Just look at the number of lawsuits in “vaccine court” for this injury! Now, with vaccine studies only selecting the healthiest of the healthy to include in their “safety trial” the risk of injury to the rest of the population will be much greater!
Resources / References:
AstraZeneca Pauses Vaccine Trial for Safety Review
https://www.nytimes.com/2020/09/08/health/coronavirus-astrazeneca-vaccine-safety.html