Just about every culture has some custom that can help people lose weight. For example, if you dine out in Europe, a waiter generally sets a bottle of mineral water on your table. But at restaurants here in Canada, you often have to request water and, as a result, you may end up having pop or other drinks high in calories instead. Or you might have one more glass of wine or beer than you would if you were alternating sips with water. Here’s our collection of clever tips from 17 countries—call it an international healthy eating plan that can help us all.