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Thinking on your back: solving anagrams faster when supine than when standing
Darren M Lipnicki1, Don G Byrne
1School of Psychology, The Australian National University, Canberra, ACT 0200, Australia.
Brain Research. Cognitive Brain Research
|August 16, 2005
Summary
Body posture affects cognitive performance. Lying down improved anagram solving speed compared to standing, suggesting that changes in locus coeruleus-noradrenergic system activity influence insight.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Human Physiology
Background:
- The locus coeruleus-noradrenergic system's activity may differ between supine and standing postures due to baroreceptor load.
- Evidence suggests this system's activity can hinder the ability to solve anagrams.
Purpose of the Study:
- To investigate the influence of body posture on cognitive performance, specifically anagram solving.
- To explore the relationship between postural changes, locus coeruleus-noradrenergic system activity, and insight problem-solving.
Main Methods:
- Participants solved anagrams in both supine (lying down) and standing positions.
- Performance metrics, primarily solving speed, were recorded and compared between postures.
Main Results:
- Subjects demonstrated significantly faster anagram-solving times when in a supine position compared to standing.
- This finding indicates a measurable effect of body posture on cognitive task efficiency.
Conclusions:
- Body posture influences cognitive functions, particularly insight-based problem-solving.
- Reduced locus coeruleus-noradrenergic system activity in a supine position may facilitate faster cognitive processing and insight.