The tiredness has been going on for a long time. Since childhood, really. Growing up, I never felt like I had a lot of energy or like what I had was flowing particularly well around my body. Retrospectively, there were reasons for this.
The full moon is a great time to have a clear out and get rid of what you don't need in your life whereas the new moon can bring you feelings of excitement and hope. It's a time for setting new goals and thinking about what you'd like to accomplish over the next month.
Tomorrow is the summer solstice. The longest day of the year, where the Sun is at its highest point in the sky, and the point at which we can firmly say, SUMMER IS HEEEEERE! In other words, cause for some seriously merry festivities.