In some areas, junk food, beforehand cooked meals, and fizzy drinks are available in many shops and not as expensive as which was in the past. I believe it has advantages in some aspects, however the disadvantages overweigh positive aspects.
On the one hand, today people need on fast food, processed meals, and sugary drinks are high than it was in the past. One of the main reasons for that individual have not got enough spare time to cook meal by themselves. Most of them prefer to consume fast food or processed meal during their break, except that people who work as a driver of truck who usually does not have a time, desire, and opportunities to prepare meal on their own basically takes processed meals and sugary drink. In this case, that kind of food and drinks are convenient to consume, however, regular intake of detrimental food leads to deterioration of health.
On the other hand, junk food, fizzy drinks are widely spread by the world at these days. More than half of the earth population are using to consume easy cooked meals with sugary drinks like coke. Excessive consumption of detrimental food and drinks in which supplement contains chemicals, as a result that evoke diseases such as obesity, diabetes, and heart attack. These kinds of foods do not include high-nutrition like protein and carbohydrates.
In summary, fast food, fizzy drink, and processed meals might be convenient to consume in some cases if here is not accessibility to prepare meal by yourself. Besides, people who consume them excessively have a health problems eventually.