IL6 and COVID-19: Recent studies have shown that cytokine storm due to SARS‐CoV‐2 infection has elevated the activation of the JAK/STAT pathway, causing COVID‐19 patients to have higher levels of inflammatory cytokines (such as IL‐2, IL‐4 and IL‐6), which regulate inflammation and therefore recruit innate immune cells, including NK cells, macrophages and chemokines [47].