When do you feel sleepy?
Alice and Neil discuss circadian rhythms – the so-called body clock that influences an organism’s daily cycle of physical, mental and behavioural changes – And what shift workers can do to help.
This week’s question
What does the word ‘circadian’ mean? Is it…
a) around a day?
b) every day?
c) twice a day?
You’ll hear the answer at the end of the programme.