A. Early symptoms of the illness are much like the flu. After a short time (in some cases a day or two), more severe pneumonia-like symptoms may appear. Not all individuals with Legionnaires' disease experience the same symptoms. Some may have only flu-like symptoms, but to others the disease can be fatal.
The bone broth in chicken soup contains collagen, which can help boost your immune system, in addition to amino acids and nutrients that help prevent inflammation. Chicken soup's illness-fighting ability is thought to be related to cysteine, an amino acid released from chicken during cooking.
4. Vitamin C. Citrus fruit are bursting with vitamin C, and the pomelo is no exception. A pomelo provides 193% DV of vitamin C. Recent studies have shown vitamin C strengthens your immune system when it weakens due to stress.