Allergy

Patient: I am having a strange health situation since around 2 months: a sort of Allergy accompanied with the following:1- Headache2- Pain in the knees but not inside the articualtions3- Pimples in the face and shoulders4- Constipation5- Dizziness6- General fatigue.I did a blood and urine test and everything was normal, except the Cholesterol. I have started a diet with excercises, but I was told that cholesterol doesn’t have the symptoms I am having.I need your advice.

Doctor: