Decreased need for sleep

Decreased need for sleep involves needing significantly less sleep than is typically required. Common signs include:

• Increased energy levels despite limited sleep.
• Difficulty feeling tired and falling asleep.
• Maintaining normal functioning with minimal rest.
• Mood changes, such as increased irritability or euphoria.
• Increased productivity during nighttime hours.
• Potential link to mood disorders, such as bipolar disorder.

Source | Author Doctor Nikas Samuolis, reviewed by Prof. Virginijus Šapoka | Vilnius University | Faculty of Medicine | Head of the Department of Internal Medicine, Family Medicine, and Oncology