The latest study on resveratrol — the substance that allegedly makes red wine a health food — led Virginia Hughes to wonder about all the conflicting reports: "I suspect a general reader is not coming away from those saying, 'Gee whiz, look at the long and bumpy road to scientific progress!' They’re more likely to be saying, 'When will those scientists get their act together?'" Also, Gary Schwitzer sums up seven years of health news reviews.
