Beatriz Flamini spent 500 days in a cave as part of an isolation experiment. Here's what she learned

Imagine living in a cave for 500 days? Well, that's exactly what a Spanish mountain climber has done as part of an endurance experiment to study the impact of isolation on the human body.

Spanish mountaineer and climber Beatriz Flamini (right) emerges into the sunlight after spending 500 days in a cave as part of an endurance experiment. Source: AAP / Alba Feixas

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