The heath of their food varies by what type of food you eat. http://www.businessinsider.com/how-to-lose-weight-eating-only-mcdonalds-2015-10 http://www.busines

The heath of their food varies by what type of food you eat. http://www.businessinsider.com/how-to-lose-weight-eating-only-mcdonalds-2015-10 http://www.businessinsider.com/how-to-lose-weight-eating-onl... There was a teacher who had his students pick what food he ate from a McDonald's and count the calories and other stuff and he lost weight as a result of eating at McDonald's. Sometimes eating less food is more. You really don't need a double quarter pounder and stuff like that. You can get buy with a McDouble or Filet O'Fish instead.