1. Environmental factors: The surrounding environment is noisy, such as noise, strong light, or uncomfortable temperature, which can affect the quality of sleep and make people easily awakened.
2. Psychological stress and anxiety: Inner anxiety, tension, and other emotions can lead to shallow sleep, making people more sensitive to external stimuli during sleep and easily awakened.
3. Lifestyle habits and physiological factors: Irregular sleep patterns, excessive excitement before bedtime, overeating or hunger, and certain health problems can all affect sleep quality and increase the likelihood of being woken up.