
The body clock, with Prof Russell Foster
Instant Genius
00:00
The Human Clock - 24 Hours on the Dock?
On average, on average, there are about 24 hours and ten minutes or so. That's an average, and that's the more recent estimates. Some people could have a period of up to 27 hours in some extreme cases. This has been associated with changes in molecular clockwork inside cells. So why do we have such a range of cicadian periods?
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