As
fast food is becoming more and more popular in America, it has affected people
in positive and negative ways. On the positive side, it is very convenient and
saves a lot time to eat fast food than cooking at home. Moreover, the main
reason is fast food is delicious, cheap and easy. Not only the service is fast,
but the preparation of food is also fast. On the other side, the fast food
causing great public health concern, especially childrenhood obesity. According
to the national health and nutrition examination survey, it finds “ In
2011–2012, 34.3% of all children and adolescents aged 2–19 consumed fast food
on a given day. Almost 12% (11.6%) of children and adolescents obtained fewer
than 25% of their daily calories from fast food, 10.7% obtained 25%–40% of
their daily calories from fast food, and 12.1% obtained more than 40% of their
daily calories from fast food ” (Vikraman). Lots of children eat fast food and
consume lots of daily calories from fast food. That is one of most important
reasons, which causes childrenhood obesity.