There was a lot of just 'not-even-thinking, ' sort of animalistic, you know, thought.

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The immediate reaction is the old brain, and the old brain functions in its own traditional, accepted, reactionary, animalistic sense.

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"I remember being down on the ground and getting to my place of true, true fear, that pain that is so deep and animalistic in a way, " Ms. Page says.

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But there might be an even more animalistic explanation why a cloudless sky buoys us up: "When it's good weather there's much more flesh on show, which cheers most people up, " says Dr Workman.

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One becomes less animalistic.

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