Polyphagia uses combining forms of "poly-" + "-phagia", from the Greek words πολύς (polys), "very much" or "many", and φαγῶ (phago), "eating" or "devouring". Polyphagia Polyphagia or hyperphagia is excessive hunger or increased appetite. In medicine, polyphagia (sometimes known as hyperphagia) is a medical sign meaning excessive hunger and abnormally large intake of solids by mouth. It can be caused by disorders such as diabetes, Kleine–Levin syndrome (a malfunction in the hypothalamus), and the genetic disorders Prader–Willi syndrome and Bardet–Biedl syndrome. Knocking out vagal nerve receptors has been shown to cause hyperphagia. Causes of increased appetite include: Polyphagia usually occurs early
I Do What I Do success. He has further gone on to call that rather than demonetization as an exercise, better end to end income and asset tracking mechanisms, including the usage of biometric systems such as Aadhaar will be instrumental in battling 'black money'. I Do What I Do I do what I Do is a non fiction book authored by economist and former Governor of the Reserve Bank of India, Raghuram Rajan published by Harper Collins India in 2017. The book is a collection of speeches delivered by Rajan during his stint as the Governor of the Reserve Bank of India along with