COULD low-level radiation trigger fatal heart disease? Maybe, says a major study of nuclear-power workers in the US.
Previous studies have suggested that, as well as causing cancer, radiation might also cause cardiovascular problems in some people. For instance, there appear to be increases in cardiovascular disease among people exposed to radiation from the bombs dropped on Hiroshima and Nagasaki in 1945, and among those affected by the 1986 accident at the Chernobyl nuclear plant in Ukraine (Â鶹´«Ã½, 30 October 1999, p 17).
Now Geoffrey Howe’s team at Columbia University in New York has compared the causes of…
