If you and your partner have each set a weight loss goal, you’re in luck. Couples who try to lose weight together have better results than those who do it alone, says Carol Aguirre, RD, a vegan weight loss and nutrition coach based in Fort Lauderdale, Florida. Some reasons for this success are the motivation and the accountability couples provide for each other, which promotes healthy habit changes, Aguirre says. Even when only one partner commits to losing weight, their positive lifestyle...