> I know this this is why I said there are exceptions If indeed it is physical health that is the crucial factor in preventing the decline in fluid intelligenc

> I know this this is why I said there are exceptions If indeed it is physical health that is the crucial factor in preventing the decline in fluid intelligence, and older workers are becoming more healthy (relative to the older workers of the past), you might say, rather, that the exceptions are those that experience a decline in fluid intelligence.