Even a single night of missed sleep can lead to short-term insulin resistance in healthy p

Well SupportedA single night of 4-hour sleep can decrease insulin sensitivity by up to 25%, leading to worse carbohydrate handling, increased fat storage, and prolonged glucose spikes.

Well SupportedHIIT, such as hour-long spin classes, can significantly blunt the negative effects of sleep interruption on glucose regulation.

Well SupportedHigh-intensity interval training (HIIT) performed before sleep deprivation can attenuate increases in glucose, insulin, and free fatty acids in healthy males.

Partially SupportedExercising when tired can counteract impaired glucose disposal.

Partially Supported