By Sahar Chmais

It started off as a mild COVID-19 infection – night sweats but no fever, joint aches, pressure on the sinuses and a loss of smell. Kris Allison, a 44-year-old pole vaulting coach who has taught local athletes from Hays, Dripping Springs and Wimberley ISDs and throughout the nation, thought that after 10 days of unpleasant symptoms he defeated the virus.

He got back 85% to 90% of his health, but after a month, his health began to decline. Allison got infected in July and five ...