Exogenous zeitgebers 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 […]
