Some of these things feed into other issues, such as blood sugar imbalance, which can lead to Type-2 Diabetes, and Thyroid issues, which can be related to Adrenal fatigue. The human body is a perfectly balanced system with many parts working together for optimal health. Unfortunately, one part going out of balance has a ripple effect on the rest of the body. You can treat the symptoms, such as consuming caffeine, to keep going, but this is only a temporary solution. The root cause must be addressed to bring the rest of the body back into balance.