👉 Pernoctate, also known as a nocturnal period or an inactivity phase, is a state of rest between activities or periods of rest that occur during sleep. It refers to the period when your body does not actively move or perform any physical activity. In the context of sleep, pernoctates can be classified into two main categories: light pernoctate and dark pernoctate. Light pernoctates are characterized by a period of rest between activities that is typically