Akron Marathon to require runners, volunteers be fully vaccinated or have negative COVID-19 test to participate - cleveland.com
![126th Boston Marathon Field Size Established as 30,000; All Entrants Must be Fully Vaccinated to Participate - Running USA 126th Boston Marathon Field Size Established as 30,000; All Entrants Must be Fully Vaccinated to Participate - Running USA](https://www.runningusa.org/wp-content/uploads/2021/11/21-211-BostMarathon-125_1244-640x424.jpg)
126th Boston Marathon Field Size Established as 30,000; All Entrants Must be Fully Vaccinated to Participate - Running USA
![Realistic 12 Week Half Marathon Training Plan: by Fully Fit Plans - Kindle edition by King, Allison. Health, Fitness & Dieting Kindle eBooks @ Amazon.com. Realistic 12 Week Half Marathon Training Plan: by Fully Fit Plans - Kindle edition by King, Allison. Health, Fitness & Dieting Kindle eBooks @ Amazon.com.](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/51vrgC+fGAL.jpg)