Junk food has many disadvantages. First, many people will gain a lot of weight because of eating junk food. '' If you are eating too many calories from your fast-food meals, then a common outcome is to see an increase of weight. Without moderation, this disadvantage can quickly lead toward obesity'' (Parker, 2018, p.1). This indicates that if people do not stop eating fast food every day, they will get obese in a short time because fast food has many calories and sugar. Moreover, eating fas...