Strenuous exercise should be performed at least four to six hours before bed, with light activity recommended if exercising within that four-hour window.

“strenuous exercise should happen at least four hours before bed, probably closer to six hours before bed. Um so if you are going to exercise within that 4 hour window before bed, it really should be light activity. It should be yoga. It should be walking. But you shouldn't go for a half marathon. You shouldn't play a hockey game.”

“So you want to you want to at least do it a couple of hours before bedtime to allow the body to cool down to promote more restful sleep to allow the alertness and your brain to kind of calm down as well.”