They gave me one of those machines that you wear for 24 hours and it measures your blood pressure at 20 minute intervals.
Guess what? The 3 hours I was on my computer last night produced by far the lowest measurements of my waking hours. And a nice regular heartbeat too.
Protect your heart - do IM
Disclaimer: Martin Luxton is not a doctor and he may have read the chart upside down. Before undertaking any strenuous activity like PPC or joining Stompernet talk to a medical professional.