Junk food refers to fast foods which are easy to make and easy to consume. They are zero in nutritional value. Their contents are rich in sodium salts and sugar and fats which provides high calories yet useless in value.Junk food producers claim to have made improvements to nutrition can provide. this food are popular because of their simplicity to manufacture, consume and of course their taste.they are easy to prepare.Junk food do not even need cooking and heating.You prefer to eat them when you watch TV
в переводчику сам уже переведи.