The article is talking about how the Trump administration wants to lower the number of immigrants that are coming in every year, especially those that may later require assistance from the government. In this specific case, they explain how adults that suffer from obesity are at a higher risk therefore they may need to use "publicly-funded healthcare" more frequently. The title of this article could be seen as misleading if the reader doesn't care to read further as they may think that they are simply rejecting these immigrants based on their weight and no other reason.