Andrii Hryhorovych Kushnirenko

Faeces should be obtained by natural defecation, without enemas or laxatives. Children with constipation can use a bar of soap for irritant effect. Faeces is collected in an individual vessel, washed with disinfectant.

Pain in the back, joints of the extremities is not a rare phenomenon. It was noted even by ancient healers, the first doctors. Patients complained of such symptoms in various situations and cases. 

On the eve of blood collection for ELISA tests (hormones, cancer markers, autoimmune antibodies, etc.) it is necessary to exclude physical activity, stressful situations, physiotherapeutic procedures, taking medications (except in cases of medication prescribed by a doctor, when the decision to cancel medication is made by the attending physician), taking oral contraceptives, drinking alcohol and eating fatty foods. Immediately before the study exclude smoking.