Sub-health referring non-disease health status, which is a class of inferior health status, are ranged between health and disease states. In sub-health state, although no definite disease, but mental vitality and adaptability of decline, if this state can not be timely corrected, very easily lead to psychosomatic illness. Currently on the market quantum magnetic resonance analyzer is sub -health analyzer best work, you can buy QRMA brand ,which is worth trust.