Hi I'd say that the only difference lies in that ' each ' is usually used when you think of members of a group seperately, and ' every' when the members are thought of collectively. Often, however, they're used without much difference in meaning. Each refers to 2 or more than 2 persons or things Every always refers to 3 or more persons or things.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.