People were asked about their positive and negative moods during the day. The type of sleep linked to feeling more positive emotions. In fact, more sleep that’s disrupted reduces positive moods more than less sleep that’s uninterrupted, a new study finds.
- One group were forcibly awakened throughout the night.
- Uninterrupted sleep is particularly beneficial for the positive emotions of friendliness and sympathy for others.
- After two nights, the different groups started to diverge.