There are kind of three states of dopamine and a denisine throughout the day. A denicene will blunt the effect of dopomine, ok? So you guys may wonder a little bit about this and why this actually works. L let me give you guys kind of like an example. Let's see, ou've got a final the next day, right? What time do you usually start studying? If you're like me, you don't start studying first thing in the morning for the final the nextday. You procrastinate until two p m. Four p m, you're like dicking around. Nd then, once, gg once a six p m