Stress can affect sleep patterns.
Fact #974
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Chronic pain can physically rewire the brain, strengthening neural pathways associated with pain perception.
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Optimism bias causes people to underestimate their personal risks.
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The planning fallacy causes people to underestimate how long tasks will take — even when they know about the bias.
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The cognitive dissonance theory explains discomfort from conflicting beliefs.
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The Sufi whirling dervish practice is a form of active meditation — the spinning is meant to bring the practitioner closer to God.
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Aerogel, the world's lightest solid, is derived from silica gel with the liquid replaced by gas — it's 99.8% air.
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Phobias can be transmitted culturally — children model fear responses from observing caregivers.
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The Dunning-Kruger effect describes how incompetent people often overestimate their ability while experts underestimate theirs.
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