If you dream of having a fever, you worry over trivial matters while life is passing you by.
Fever 1. Possible illness. 2. A rise in passions or anger, loss of control, feeling consumed. 3. Fearful but small concerns and anxieties grow disproportionate, overwhelming.
Fever A person sick with a fever can be symbolic of a sinful lifestyle, Lev. 26:16
Fever An evil dream of ambitious desires, extravagance, etc. (Gypsy) ; the restlessness and delirium accompanying fever would justify this interpretation of a dream undoubtedly attributable to the physical condition.