Citation: Sanwalka N. Vitamin D Deficiency in Indians – Prevalence and the Way Ahead. J Clin Nutr Diet. 2016, 1:1 Vitamin D is endogenously synthesized in human beings from photo conversion of 7-dehydrocholestrol in the skin to cholecalciferol on exposure to ultraviolet radiation of sun. In a tropical country like India, where sunlight exposure is abundant, vitamin D deficiency seems unlikely. ...

Wars must be won if our country . . . is to be protected from unthinkable outcomes, as the events on September 11th most recently illustrated. . . . This best protection unequivocally requires armed forces having military physicians committed to doing what is required to secure victory. . . . As opposed to needing neutral physicians, we need military physicians who can and do identify as closel...

Academic institutions across the country have long recognized the value of racial integration and have consistently opposed legal challenges to affirmative action policies. Despite these efforts, the percentage of underrepresented minorities in academic positions has not increased in proportion to their representation in society. Recruitment of underrepresented minorities into scientific and ac...

Nineteenth-Century Catholic doctrine strongly opposed state schooling. We show that countries with larger shares of Catholics in 1900 (but without a Catholic state religion) tend to have larger shares of privately operated schools even today. We use this historical pattern as a natural experiment to estimate the causal effect of contemporary private competition on student achievement in cross-c...