Pyjamas have been around for centuries, originating in the Indian Subcontinent, and later adopted by the British during their colonial rule of the country in the 18th and 19th centuries. During the Victorian era, pyjamas grew in popularity and spread across the globe as a result of British geo-political dominance (and also because they are pretty darn comfy). They entered the American fashion milieu in the 1920s, and nowadays there is almost too much variety when it comes to sleeping garments. But why do we wear PJs, and are they actually conducive to getting a decent kip? According to the…
