Is spectral collection sub-health accurate?

Accurate, but actually useless, there should be no obvious risk to testing instruments in this healthy state. You can do a comprehensive physical examination and make an evaluation. The test of the instrument is for reference only. If there is no obvious abnormality in the whole body examination, but there are certain symptoms of discomfort, it is necessary to review it regularly. Sub-health should be adjusted from the aspects of life, eating habits, psychological adjustment and sleep quality. And should be able to maintain health.