Episode 493
Does swimming after lunch really cause cramp?
And is it true that joints hurt more in the cold?
November 15, 201918m 16s
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Show Notes
This week we're exploring why swimming on a full stomach might cause a cramp, whether it's really true that joints ache more when the weather's cold, and why does tapping the top of a beer bottle make the drink explode? Plus, why do aeroplanes fly high if there's less oxygen for the engines and less air for lift? And why does a child's hair often darken as they age? Join Dr Chris and Kieno Kammies for this week's Ask the Naked Scientist, to find out! Like this podcast? Please help us by supporting the Naked Scientists
Topics
crampswimmingrheumatismjoint painwhy aircraft fly at altitudebeer explosionthermoclinewater densityhair colourskin colourpancreatitisgall stones