In its new evidence-based clinical practice guideline, the Endocrine Society recommends against routine 25(OH)D testing in the absence of indications and limiting vitamin D supplementation.

If you go for the 2D screen the 5-megapixel webcam has an f/2 aperture, though the 3D screen option comes with a faster f/1.6 lens — and both webcams feature a kill switch on the side of the ...