Are you talking adrenal fatigue from just over training? I get it all the time and over train like hell. all the gym trainers at my place give me shit for it. I was out of town all last week for work, came back this week strong and feeling so much better mentally. I would just take a week off if i were you, very beneficial if your feeling fatigued trust me. I dont see how the cycle could worsen it at all, i think your fine