Inspection and diagnostic methods and apparatus related to lifestyle-related diseases using near infrared spectroscopy

The present invention, a wavelength range or a portion thereof range of wavelengths 400nm~2500nm irradiating the test sample from a subject other animals, the reflected light, and detecting transmitted light or transmitted light reflected absorbance spectral data after obtaining the absorbance measurement all wavelengths or a specific wavelength therein is a method and apparatus for testing and diagnosis relating to lifestyle diseases by analyzing using an analysis model prepared in advance.