Yes. In order to ensure the accuracy and safety of EEG (electroencephalogram) measurement results, all metal objects, including earrings, earrings, necklaces, bracelets, etc., need to be removed before testing to avoid interference with the testing equipment or inaccurate collection. signal. In addition, if the measurer suffers from metal allergies and other related diseases, the doctor and technician need to be informed in advance to avoid unnecessary reactions or risks. In short, EEG testing is a medical test that requires rigorous operation. We need to follow the instructions of the doctor or technician to ensure the accuracy and safety of the test.