How much deep sleep do you need per night?
A healthy adult needs about 13 to 23 percent of total sleep time to be deep sleep, roughly one to two hours for a night of seven to eight hours. Your body regulates this on its own.
A healthy adult needs about 13 to 23 percent of total sleep time to be deep sleep, roughly one to two hours for a night of seven to eight hours. Your body regulates this on its own.