So, researchers studying the effects of the hunger hormone ghrelin have found that hungry mice do better on tests of learning and memory. Four hundred years ago, William Shakespeare had Julius Caesar say, in Act I, Scene II, “Let me have men about me that are fat; Sleek-headed men and such as sleep o’ nights. Yon Cassius has a lean and hungry look; He thinks too much. …”

Merle Hetley
Bangor, Maine