Play It Again, Sam — Depression Is Recurring

Many years ago I read an editorial, author and journal now forgotten, that included in its title the phrase, “Play it again, Sam” — words attributed to, but never actually spoken by, the character played by Humphrey Bogart in the film Casablanca . I can think of no better phrase by which to emphasize the point of this editorial: again and again, research has shown that depression is an illness with a high degree of recurrence. It is difficult to overstate the effect depression has on health. The World Health Organization lists depression as the leading cause worldwide of years . . .