IL6 and COVID-19: Despite being one of the most extensively studied and reviewed (Huang et al., 2020; Mojtabavi, Saghazadeh & Rezaei, 2020; Coomes & Haghbayan, 2020; Chen et al., 2020), this study found that IL-6 levels among mild-to-moderate COVID-19 patients, recovered individuals, and healthy controls were not significantly different.