Sleep-wake cycle essays & examples

Describe and evaluate one or more natural rhythms

There are 3 main natural rhythms, which can be called infradian, circadian and ultradian. Ultradian rhythms arise multiple times in a single day. Circadian rhythms will be cycles, which usually occur daily, so within the 24 hours such as the sleep-wake pattern. Infradian rhythms are less frequent once per day such as the menstrual cycle […]

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