Lifestyle

Sleep deprivation (moderate restriction)

Lifestyle.

In practice

It depends on the case; there is no single guideline.

Effect by goal · level of evidence

Insulin sensitivity (blood sugar)

harms Low-moderate study (A)

In 15 healthy adults, sleeping just 1-3 h less per night for 3 nights already reduced insulin sensitivity. Severe deprivation is not needed: even cutting sleep a little worsens blood sugar management.

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In depth

Lifestyle · Highest evidence: Low-moderate · 1 finding

Findings

Insulin sensitivity (blood sugar) — harms (Low-moderate, study). In 15 healthy adults, sleeping just 1-3 h less per night for 3 nights already reduced insulin sensitivity. Severe deprivation is not required: even cutting sleep slightly worsens blood sugar management. 28819636

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Information, not medical advice. Scientific evidence reflects the quality of the studies.