From the WSJ.
HEALTH JOURNAL | October 1, 2012, 7:16 p.m. ET
Name the affliction—heart disease, Alzheimer's, arthritis, depression, asthma—and omega-3 fatty acids can help prevent it.
Or not.
That is the confusion being stirred up by new research on omega-3s, fats found in cold-water fish and plant oils that have intrigued nutrition scientists ever since the 1970s discovery that Greenland Eskimos rarely die from heart disease, despite a diet of fatty fish.
Some 21% of U.S. adults report using omega-3 fish-oil supplements, according to the Council for Responsible Nutrition, an industry trade group, making it the most popular supplement after multivitamins and vitamin D.
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