It is important to understand that hanging out with chubby friends will naturally make you put on weight also. With this in mind, you can enjoy their company and food events in moderation. While you can’t change a person, you can make better decisions knowing that you will be entering a day or evening of gluttony depending on how many chubby friends you are hanging out with.
http://www.azcentral.com/arizonarepublic/arizonaliving/articles/2009/11/15/20091115bland1115.html