Verkkobut how exactly does nature therapy affect our body, mind, and soul, and how can we make the most of the healing power of nature? Verkkowhether you venture outdoors or bring the outside in, there's no denying the healing power of nature. Head of emotional wellbeing brendan street. Verkkobeing in nature lowers cortisol, reduces heart rate, bolsters immunity, improves mood, among other gains. Sunshine can also provide vitamin d,.