The head was protected by a loose felt cap and the feet by a sort of high shoe or low boot.

The ordinary diet was bread and cress-seed, while the sole beverage was water.

In the higher ranks, of course, a different style of living prevailed; the elegant and flowing "Median robe" was worn; flesh of various kinds was eaten; much wine was consumed; and meals were extended to a great length; The Persians, however, maintained during this period a general hardihood and bravery which made them the most dreaded adversaries of the Greeks, and enabled them to maintain an unquestioned dominion over the other native races of Western Asia.
As time went on, and their monarchs became less warlike, and wealth accumulated, and national spirit decayed, the Persian character by degrees deteriorated, and sank, even under the Achaemenian kings, to a level not much superior to that of the ordinary Asiatic.

The Persian antagonists of Alexander were pretty nearly upon a par with the races which in Hindustan have yielded to the British power; they occasionally fought with gallantry, but they were deficient in resolution, in endurance, in all the elements of solid strength; and they were quite unable to stand their ground against the vigor and dash of the Macedonians and the Greeks.

Whether physically they were very different from the soldiers of Cyrus may be doubted, but morally they had fallen far below the ancient standard; their self-respect their love of country, their attachment to their monarch had diminished; no one showed any great devotion to the cause for which he fought; after two defeats the empire wholly collapsed; and the Persians submitted, apparently without much reluctance, to the Helleno-Macedonian yoke.
Five centuries and a half of servitude could not much improve or elevate the character of the people.