We have a lot to learn about the effects of radiation. People assume the problems are long term -- increased cancer risk. But some of the most serous effects develop quickly -- and have nothing to do with cancer.
Check out this video with Dr Chris Busby, an expert on health effects from radiation.
It turns out that radioactive cesium 137 causes vascular disease -- in a matter of months. There has been an explosive increase in strokes and heart attacks -- in Japan since the event. Especially in children.