Final answer:
The association between poverty and obesity is true, with poverty contributing to obesity through various factors, and obesity linked to numerous lifelong health problems and increased societal costs.
Step-by-step explanation:
There is a true association between poverty and obesity. This relationship is complex and multifactorial but can be attributed to several factors including limited access to healthy and affordable food, higher levels of stress, greater exposure to marketing of unhealthy foods, and lower rates of physical activity due to safety concerns or lack of recreational spaces. The impact of obesity is profound, contributing to lifelong health problems such as type-2 diabetes, cardiovascular disease, and certain cancers. The association between obesity and poverty is also reflected in societal costs, including lower life expectancies and higher health care expenses. In response to the other parts of the question, many deaths in high-income nations can be linked to obesity, as it significantly contributes to numerous health conditions. Moreover, the statement from the options provided that is true about obesity is that fat has more calories than protein or carbohydrates, which is fundamental to understanding why excess caloric intake leads to weight gain and obesity. Childhood obesity is a growing concern; it is defined by excessive body fat affecting a child's health or well-being. As obesity rates continue to rise, notably in the United States, it represents a major health challenge with significant public health concern.