Fig. 2.
Changes in salivary cortisol concentration at six measurement times in subjects a forest area and in a city area [42]. n = 9 at “before walking” and “after walking”, n = 11 at the other times. *p < 0.05 by the paired t test
Changes in salivary cortisol concentration at six measurement times in subjects a forest area and in a city area [42]. n = 9 at “before walking” and “after walking”, n = 11 at the other times. *p < 0.05 by the paired t test