On the up side, it would seem from recent evidence that you're probably not at too much risk health-wise. High cardiovascular fitness seems (from a lot of studi

On the up side, it would seem from recent evidence that you're probably not at too much risk health-wise. High cardiovascular fitness seems (from a lot of studies, at least - IANAD) to correlate better with positive health outcomes than low BMI. And on a side note - speaking as a fellow martial artist with flexibility problems, I'm envious of your flexibility!