To dream that you are sweating foretells about your apprehension, fright and neurotic state of mind. The dream is an indicator about the unpleasant stages you have to pass in order to achieve the success. On the other note, the dreamer could go through the stage of his life, where he has lots of stress in his waking life, therefore he cannot let go this stress and dreams of sweating.
Sweat dream meaning
Read more about dreaming of Sweat in other dream meanings interpretations.