These types of testing can provide objective data on subjective measurements. (job-interview-site.com)
And while these markers are indeed valuable subjective measurements of longevity or risk of mortality, I'm a fan of combining such measurements with quantitative, objective data and biomarkers that truly allow one to marry ancestral wisdom with modern science. (blog.wellnessfx.com)
Lasers provide a more accurate and less subjective measurement, and their popularity is growing as a result. (babyflathead.org)