US restaurants are seeing their worst sales since 2010, as American diners cut back on eating out, reports Bloomberg.

Sales at casual-dining establishments fell 5.4 percent last month, after declining 0.6 percent in January and 1.6 percent in December, according to the Knapp-Track Index of monthly restaurant sales.

This was the first three months of consecutive declines in almost three years, with consumers caught in a “very emotional moment,” said Malcolm Knapp, a New York-based consultant who created the index and has monitored the industry since 1970.

“February