The researchers stressed, however, that the implications of the findings were not clear.
The researchers stressed that for many people sudden heart attacks occurred without warning.
Those statistics are not complete, since the program does not cover all cases, the researchers stressed.
The researchers stressed that the finding had been seen only in mice and may not be applicable to animals that people eat.
The researchers stressed that there was no need for a child to be crawling before the treadmill work began.
At a recent conference on omega-3 fatty acids, researchers repeatedly stressed the lack of sufficent evidence for such claims.
Other researchers also stress that many more studies need to be done before any claims can be made about omega-3 and mood disorders.
However, researchers stressed that the drug's effectiveness can only be established by larger clinical trials that are already under way.
But the researcher stressed that many of the people really did believe what they were saying.
Numerous researchers have stressed that both approaches are best suited to be combined.