If you recently got less than four hours of sleep, I have some news for you.

Well SupportedSleeping only four hours a night reduces Natural Killer (NK) cell activity by approximately 30%.

Well SupportedPrioritizing quality deep sleep is an effective way to reduce S-100B levels and protect the brain from inflammation and damage.

Well SupportedA single night of poor sleep can decrease immune system function, making individuals 400% more likely to get sick.

Partially SupportedMissing one night of sleep can require several days for the mind and body to fully recover.

Partially Supported