Murdered sleep

One of those crazy broken sleep nights; then we got into the wet and wild day, eventually finding a mild spot for an old woman to walk and get her circulatory system flexed. Wonder if some day nanotechnology will provide tiny physical trainers to get inside the human body and urge it to pump itself up; leetle teensy Dana Carvers and Ahnolds dressed in lederhosen and exhorting the vascular bits to action. Else all will be gray goo...