What she's tempted to do, she knows, is crazy. She exhales, watching her straightened legs rise up in the straps to a ninety-degree angle, then inhales as she bends them, holding tension in the straps against the pull of the spring-loaded platform she's reclining on. Exhales, as they say, for nothing, then inhales as she straightens them horizontally, pulling the springs taut. Repeating this six more times for a total of ten.