As many Americans continue to feel the economic squeeze, they may be eating out less and preparing more meals at home. So, it’s more important than ever to grocery shop smart and buy healthy food that fits within a budget.Public health experts fear lean economic times may mean an already-overweight public may resort to cheaper, high-calorie foods, which can lack important vitamins, minerals, fiber and other nutrients. With a little knowledge and planning, though, this doesn’t have to happen.Helping Americans learn how to stretch their grocery dollars with healthy, nutritious food is the theme of Farm Bureau’s Food Check-Out Week, Feb. 17-23.