Excerpt: The largest category of responses is macroeconomic in nature -- consisting of things largely outside of individual Americans' control. Chief among these are healthcare and health insurance costs, which 9% of Americans name as a current concern, and 13% as a long-term concern. But taken together, sizable numbers also mention inflation, housing costs, the possibility of a downturn in the stock market, taxes, the possibility of recession, rising interest rates, gas and home heating prices, and long-term care.  MORE >>