Rewind further back still, and Sony's iconic Walkman comes into clear view. Sony released its first Walkman in 1979, with the brand taking off in earnest in the eighties and nineties. While not ...

At the apex of the Walkman craze, 1987 to ’97, the number of people who reported that they walked for exercise rose by 30 percent. ioulex In 1979, when Sony introduced the Walkman—a 14-ounce ...