Figure 5.
Effect of forest bathing on serum levels of pro-inflammatory indicators. Interleukin-6 (IL-6), tumor necrosis factor α (TNF-α), and C-reactive protein (CRP) of subjects were evaluated before and after the experiment in the forest bathing group (n = 23) as well as in the urban control group (n = 10). * p < 0.05, analyzed by the Kruskal-Wallis test followed by the Dunn-Bonferroni test.