After nine iterations the final model included BMI, IL‐6, PCS, PANAS positive, DSQ distress and depression, cPPT, and TSP and explained 68% (F[8, 21] = 5.7, p < 0.001; Table 3) of the variability in DOMS pain after habitual sleep with and adjusted R2 of 56%. Here, IL6 is linked to major depressive disorder.