[to top of second column]
Morris also disputed the assumption that healthy eating recommendations would change what people actually do have for dinner.
"If you really want a dramatic change in consumption of meat and dairy products, you need a radical policy, like a tax or quota system," he said.
Robert Beaglehole, an emeritus professor at the University of Auckland not linked to the study, said scientific developments might help one day.
"The answer could be to breed healthier cattle and pigs," he said, adding that more research was needed on whether additional strategies were necessary to ensure healthy eating guidelines don't accidentally hurt developing economies.
Smith said experts shouldn't assume nutritional advice, even when it's followed, automatically improves health.
"You could tell people to buy less meat and maybe they will buy bananas instead," he said. "But they could also buy more beer and wine."
Copyright 2010 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.
< Recent articles
Back to top
News | Sports | Business | Rural Review | Teaching & Learning | Home and Family | Tourism | Obituaries
Law & Courts |
Spiritual Life |
Health & Fitness |
Calendar | Letters to the Editor