Waking up at two or three o\u2019clock in the morning can feel unsettling, especially when it happens repeatedly. Many people begin to wonder if there is a hidden reason behind the pattern, but occasional nighttime awakenings are actually a normal part of healthy sleep. Rather than remaining in one continuous state, the brain moves through repeating cycles of light sleep, deep sleep, and REM sleep several times throughout the night.<\/p>\n
Around 2 or 3 AM, many people are naturally transitioning between these sleep stages, making them more likely to wake from even the smallest disturbance. A faint sound, a slight change in temperature, or a passing thought may be enough to bring someone fully awake. But there is another reason why these awakenings often continue night after night\u2014and it has more to do with the brain than most people realize.<\/p>\n
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