>> or to do some brief but intense exercise to activate adrenals naturally I used this approach in college since I was not a coffee drinker. If I needed to stu

>> or to do some brief but intense exercise to activate adrenals naturally I used this approach in college since I was not a coffee drinker. If I needed to study all night, or even for a few hours after a long day, I would work out either with some interval cardio or some light weight lifting. It would easily wake me up and keep me going for at least 2-3 hours and I was able to focus rather easily and there was no crash from caffeine or energy drinks that are so popular now.