Essay 14: On Hormones Involved in Hunger and Satiety

The feelings of hunger and satiety are the direct result of hormones and cell-signalling. There are four major hormones involved appetite: insulin, leptin, ghrelin, and PYY. Insulin suppresses appetite, and is released by the pancreas when the blood sugar reaches a certain threshold. Leptin also suppresses appetite, but is released by fat tissue. The burning … Continue reading Essay 14: On Hormones Involved in Hunger and Satiety

Political Ambition in Early Christian Literature

The early medieval Christian literature did not encourage any kind of political intervention among its believers in history. It was not concerned at all with any reform, except for the individual reform of one's soul. Early medieval literature was not a call to political action, but to the spiritual enrichment of one's soul. Justin Martyr's … Continue reading Political Ambition in Early Christian Literature

European Towns in Medieval Economy

The development of towns in medieval Europe contributed greatly to the economic growth experienced in the high middle ages. They contributed to decentralization of European governments, which ultimately resulted in more and more liberties enjoyed by the towns and their people. The Increase in liberties lead to greater economic productivity in the middle ages. During … Continue reading European Towns in Medieval Economy