Sleep and decision-making

Organisations and individuals make decisions every day. Before an important one, it is worth asking: how much, and how well, have you slept?

Sleep supports thinking, attention and emotional regulation. Insufficient sleep can make it harder to solve problems, weigh consequences and control reactions. Both duration and quality matter.

The Norwegian article discusses research on emotional processing, risk preferences and creativity. Some of its study descriptions and references are incomplete, so this international edition retains the practical message without treating those specific attributions as established findings.

Protect the conditions for sound judgement

A demanding role does not remove the need for sleep. When fatigue affects attention and judgement, an important decision may deserve more time, another perspective or a rested review.

Sleep also supports learning and memory, helping people use experience when they face new situations. Treating it as part of preparation is more useful than seeing it as time taken away from performance.

Practical habits

• Keep a regular sleep and wake schedule where possible.
• Create a quiet, dark and comfortable sleeping environment.
• Allow time to wind down before bed.
• Consider how evening caffeine, alcohol, heavy meals and stimulating screen use affect you.
• Include regular physical activity suited to your circumstances.
• Try a calming routine, such as relaxed breathing, if it helps you settle.

If sleep difficulties persist or affect daily life, seek advice from a qualified health professional.

The central point is straightforward: adequate, good-quality sleep supports cognitive performance. Persistent sleep loss can make good judgement more difficult.

Further reading

National Heart, Lung, and Blood Institute: Sleep Deprivation and Deficiency. The link in the sources section provides current general information on sleep and daily functioning.

Further reading ↗

English editorial adaptation of the Norwegian original.