Getting back to nature: how forest bathing can make us feel better

Every day, apart from when it’s raining heavily, Dr Qing Li heads to a leafy park near the Nippon Medical School in Tokyo where he works. It’s not just a pleasant place to eat his lunch; he believes the time spent under the trees’ canopy is a critical factor in the fight against diseases, of the mind and body.

Photograph: Murdo MacLeod/The Observer