I need ENERGY!! Help :)

Msang

I need help...lately i've been feeling so out of energy!! Im always tired and sleepy!! I went to the DR and all my blood work came out normal. I take a multi vitamin and omega everyday but im still so tired. I would always look forward to working out and my zumba classes but lately its like i have to force myself. Anyone has any tips or even an energy boost they take that might help! THANKS