Sleep is one of the most important activities of our life. We spend a third of our life doing it and it is critical for enjoying the time when we are awake. In a sense, sleep is like being in a relationship with our future self. Each day, we know that we will fall...
What’s fascinating about the human condition is that we are inextricably linked to the cycles of our planet. Nowhere is this more apparent than with the circadian rhythms of our body, which follow a 24-hour cycle and entail an internal circadian clock that regulates...
Within the last 100 years, sleep scientists have begun to chart the various stages of sleep. In particular, two main sleep stages have been discovered, namely REM sleep and non-REM sleep. Furthermore, within the non-REM stage, 3 stages have been proposed to...
Deep sleep refers to the period within each sleep cycle where our brain is producing its lowest frequency delta waves, also known as slow-waves. Even though this is one of the most important stages of sleep, it makes up less than 20% of our overall sleep. Thus, while...
Most people engage in monophasic sleep, which is characterized by sleeping in one isolated block every 24 hours. Some people also engage in biphasic sleep in which two different periods of time are utilized for sleep every 24 hours. For these people, nighttime is...
What’s fascinating about the human condition is our paradoxical relationship with the planet. One the one hand, we are not really separate from the planet and our body is aligned with its cycles. In particular, the planet rotates on its axis to create a 24-hour cycle...
