According to a recent survey, 40 percent of Americans have always slept on the same side of the bed -- and preferring the same side of the bed could be a potential deal-breaker for some couples. Ricky Joshi, co-founder of Saatva Mattress, the luxury mattress retailer that conducted the survey, explained to HuffPost Live on Monday why sides matter. "The right side seems to be better for both sexes," Joshi explained to host Caroline Modarressy-Tehrani.