We experience thousands of marketing messages each day. Sensory stimuli constantly compete for our attention and our dollars. So much so, that we begin to forget what an effect these messages have on our decisions.

Learn more about the health risks of eating too much salt in this ABC Nightline video. Dr. Frank Sacks, a professor of cardiovascular disease prevention at Harvard,  explains that less than 2 teaspoons a day of salt contribute to 150,000 deaths per year.

Curious how much salt is in each slice of bread you eat? I'll explain the surprising reality here...