Figure 3. Cytokine levels before and after a single session of SSE and HIIE exercise in males (n = 8; values are mean ± standard deviation). Figures: 3A (IL-6), 3B (TNF-α), 3C (IL-10), 3D (IL-10/ TNF-α). * = different from rest (p < 0.05); ** = different SSE (p < 0.05); # = different from 30 minutes; $ = different from 60 minutes.