If they were, by the time the results came in, nutrition experts might have moved on to yet another approach.
However, nutrition experts agree that most Americans should eat less fat than they currently do.
Only about 15 percent of Americans over 65 consume what nutrition experts say is a good diet for older people.
In many cases these programs are authored by sports or nutrition experts.
But nutrition experts say that Americans are unlikely to embrace them.
Health's food and nutrition experts are here to help.
Two nutrition experts who reviewed the study put the findings in perspective.
Get the truth about diarrhea and fiber from nutrition experts.
Plus our nutrition expert has top picks for the ingredients.
Some foods are so healthy they star on every nutrition expert's super food list.