More Rubbish Sybil

"No evidence oily fish have health benefits, study finds."

"For at least 20 years doctors have been urging their patients to eat more oily fish to benefit the heart. Adding two servings a week of mackerel, salmon and similar fish to the family shopping list was believed to help fend off cardiovascular disease."

"Now a major new study suggests the advice was wrong. Scientists who reviewed no fewer than 89 studies of omega 3 fats, the key constituent of fish oils thought to protect against heart disease, found no clear evidence that they are of any use at all."
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