Perhaps the best-evidenced calm of all – time among trees measurably quiets a busy, anxious mind. It cures nothing, but it restores something, nearly every time.

A directed-attention technique, not a nature walk – noticing each step deliberately, whether that’s a woodland path, a corridor, or a car park. Attention is the point.

There is a particular, almost bodily lift to open water – a river, a coastline, a lake. Newer research than green space, but the pattern keeps replicating.

Gardening may have a stronger evidence base than meditation or breathing work. Trials link it to lower stress – a visible, growing result, not just stillness.