(Offensive odor; Sweat) In a dream, perspiration means recovering from an illness, or it could represent the stench of death. As for a healthy person, perspiration means work, or a service followed by a wretched life. Perspiration in a dream also represents the common adversities in one’s life.
If one sees himself sweating profusely in a dream, it means that he will fulfill his goals, or satisfy his needs. Perspiration under one’s armpit that produces an offensive odor in a dream represents an ailment or a plague. As for a governor, a merchant, or a tradesman, such a stench in a dream means hoarding money in an ugly way. Perspiration in a dream also means losing money, paying taxes, or toiling. (Also see Odor; Smell)... Islamic Dream Interpretation
Depth Psychology: If the dream is a reflection of what is happening in real life, ask yourself why you are sweating. Usually the reason for perspiration is strong emotions, often extreme fear. Are you “sweating out’’ something negative in a “psycho-sauna”? If the answer is yes, take care of it and you will feel better.... Dreamers Dictionary