I'm.so.tired.
So, I've been at this since mid January...low cal diet with 4-5 one hour zumba workouts per week. I LOVE zumba, look forward to it! BUT...for the last 2 weeks...my energy is totally zapped! During the workout, I feel my body just lagging and struggling to keep up-which is has not been an issue since I was a beginner. I am…