A 10 percent drop in price for healthy foods and a 10 percent increase in the price of unhealthy foods could potentially prevent a significant number of people from dying from heart disease and stroke suggests a new study. Using a computer-based model the researchers from Harvard University in US revealed how price changes might impact eating habits over time and whether this could reduce heart diseases. The study revealed that a 10 percent price reduction on fruits and vegetables could overall decrease 1.2 percent deaths from cardiovascular diseases in five years and almost 2 percent within 20 years. Heart