Inventor and maker of HEALTH GUARD (R), the exerciser for office chairs. HEALTH GUARD enables exercising large leg muscles to negate the health harm of sitting, while keeping the upper body stable for carrying out desk tasks (typing and such). Chair remains fully operational: swivels, reclines and rolls freely on office floor. Very low noise. Needs no mains electricity, no extra floor. BlueTooth connection for monitoring and prompting. US patents owner.