Obesity is a big problem in the US, do you know much about that?
Yes in fact obesity has continued to grow within the United States and the US now ranks the most obese country in the world. 
Wow that's unfortunate, do you know what percentage of adults are obese in the US?
About 160 million people in the Us are obese currently. So about 35%
Yikes, that's quite a lot. Are there any solutions to the obesity epidemic?
Obesity in the United States
Obesity in the United States is a major health issue, resulting in numerous diseases, specifically increased risk of certain types of cancer, coronary artery disease, type 2 diabetes, stroke, as well as significant increase in early mortality and economic costs. While many industrialized countries have experienced similar increases, obesity rates in the United States are the highest in the world.
An obese person in the United States incurs an average of $1,429 more in medical expenses annually. Approximately $147 billion is
randomly from that population (also known as a cross section of that population), measure their weight and height, and calculate what percentage of that sample is categorized as obese. This cross-sectional sample provides us with a snapshot of that population, at that one point in time. Note that we do not know based on one cross-sectional sample if obesity is increasing or decreasing; we can only describe the current proportion.
Cross-sectional data differs from time series data, in which the same small-