Sleep deprivation causes the body to interpret its state as stress, elevating all physiological stress markers including heart rate, because sleep is how humans self-regulate stress.
causalpending
Evidence Quote
“as humans we use sleep to regulate to self-regulate ourselves with regards to stress and if you're not getting enough enough sleep your body thinks that it's in a state of stress and so all of the factors are going to be a little bit heightened and the first of that is your is your heart rate”
Created: 8/13/2026, 10:26:22 AM
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