Barefoot running injuries (notably repetitive stress injuries) caused by heel striking in padded running shoes. The barefoot movement has prompted some manufacturers to introduce thin-soled and flexible shoes such as traditional moccasins and huaraches for minimalist running. Throughout most of human history, running was performed while barefoot or in thin-soled shoes such as moccasins. This practice continues today in Kenya and among the Tarahumara people of northern Mexico. Historians believe that the runners of Ancient Greece ran barefoot. According to legend, Pheidippides, the first marathoner, ran from Athens to Sparta in less than 36 hours. After the Battle of Marathon, it is
Ancient Greek phonology East or West Greek dialects. They both raised Proto-Greek long to (see below). Later on, Attic lowered found immediately after back to , differentiating itself from Ionic. All other East and West Greek dialects retain original . Ionic was spoken around the Aegean Sea, including in Ionia, a region of Anatolia south of Aeolis, for which it was named. Ionic contracts vowels less often than Attic (see below). Attic is the standard dialect taught in modern introductory courses in Ancient Greek, and the one that has the most literature written in it. It was spoken in Athens and Attica, the