Susan Powter was the face of ’90s fitness, a high-energy presence in a platinum blond buzzcut urging America to abandon the fad diets and “stop the insanity!” Her infomercials were ubiquitous as she ...

For Susan Powter, the insanity did stop—but not in the way she expected. The former fitness star, who rose to fame in the '90s with her energetic infomercials and "stop the insanity" catchphrase as a ...

Susan Powter was once a staple of the early 1990s with her "Stop the Insanity" fitness infomercial empire, but she eventually lost everything. After her company filed for bankruptcy in 1995, Powter ...

Your core isn’t just a six-pack waiting to happen. It’s a network of 29 muscles working every time you walk, carry a bag, stand on the metro, push a door, or attempt a heavy lift. It’s what keeps your ...