If you have trouble falling asleep at night or tend to wake up in the middle of the night and can’t fall back asleep, it could have something to do with your stress hormones. “Cortisol should be low at night, but if it’s spiking due to stress or blood sugar dips, it can wake you up in the middle of the night,” says Armstrong.

Yeah my sleep is disturbed during the workweek, then on the weekend I sleep soundly. It’s really consistent.