If You're a Head of Hair, This Is Your Golden Age In an era when everything changes so quickly, need we be surprised that the "permanent" is in decline? Surveying the rise and fall of "global hair trends" now in evidence on both sides of the Atlantic, Dat

In an era when everything changes so quickly, need we be surprised that the “permanent” is in decline? Surveying the rise and fall of “global hair trends” now in evidence on both sides of the Atlantic, Datamonitor sees a boom in hair-coloring products as that category takes up slack left by the decline of the perm. (Thecountries covered by the study: the U.S., U.K., Germany, France, Spain and Italy.) Consumers are spending “more than ever” on treatments and products, says the research firm.