CRP, which has been shown to be a predictive factor of liver injury in COVID‐19 patients,45 was higher in the research group than the clinically healthy control group and taken together with higher SWD values regardless of BMI highlighted the underlying liver inflammation in patients after COVID‐19, while the control group showed a tendency for lower viscosity values with obesity. The gene discussed is CRP; the disease is obesity due to melanocortin 4 receptor deficiency.