There are various different types of biological clocks in the body, including circadian, ultradian, and infradian. These will be discussed in depth below, but suffice to say that they serve to control a vast array of physiological processes in the body and ensure that everything runs smoothly [2]. Biological clocks drive or alter our sleep patterns, alertness, mood, physical strength, blood pressure, as well as most other aspects of our physiology and behavior [3].
