Backpackers who spent four days in the wilderness without access to electronic devices scored 50 per cent better on a creativity test at the end of the trip, according to researchers.
Earlier studies have shown that going for a long walk can improve the accuracy of proof-reading, the ability to perceive an optical illusion and the capacity to repeat a list of numbers backwards.
Yet the time people spend outdoors and in contact with nature is diminishing. Children spend only 15-25 minutes daily in outdoor play and sport and the average teenager spends more than 7.5 hours a day using mobile phones or computers and watching TV, according to the US researchers.
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