There is always a controversy about whether junk food should be taxed. Junk food means that there is a little redeeming nutritional value which has small amounts of vitamins or minerals in the food or that it is high in sugar and fat. This effects people’s health in that concentrated sources of sugar or fat can increase weight if the calories are more than the person’s need. However, some people argue that junk food consumed by many groups in society because it is the most convenient, easiest and cheapest ways of eating, it saves a lot of time for students and workers. Junk food is harmful due to it contributes to obesity and high salt intake; it diminishes the traditional dietary habit in most eastern countries. The health risks that come from eating too much junk food is life-threatening because it contributes to obesity and high salt intake. Obesity come from eating junk food that bought of then and calories if it is not work off, then it can grow to become obese. People are fooled by the quantity and they tend to eat more. According to the New Zealand Health Survey showed the percentage of the population who were obese rising from 16.6% in males and 20.6% in females in 1997 to 24.8% in males and 26.0% in females in 2007. This is also part of a global problem, with obesity prevalence rising in a number of nations. Obesity is not the only risks, because junk food contains a large amount of sodium that could lead to high blood pressure, sodium is essential for the body but in moderate amounts. One of the man causes for sexual dysfunctions; not just does it lead to weigh gain but it also brings about biochemical changes in the body which in turn affect the female ovulation.
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