People Who Might Be Making You Fat

Food frenemies are everywhere.

— -- intro: Beware: Food frenemies are everywhere. In fact, research shows that if you eat with another person, you’ll down 33% more on average. Here’s how to enjoy the company, without the calories.

quicklist: 1category: People Who Might Be Making You Fattitle: Your partnerurl:text:Because of what scientists call your “shared environment,” your chance of becoming obese is 37% greater if your significant other is heavy. “There has to be teamwork,” says Cynthia Sass, RD, Health‘s contributing nutrition editor. “That might mean putting food in separate his-and-hers cabinets.” When dining with the brood, leave family-size platters in the kitchen and let everyone help themselves. You can control your own portions and avoid temptation in the form of second helpings.

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quicklist: 3category: People Who Might Be Making You Fattitle: Your BFFurl:text:Check this out: Your chance of becoming obese increases by 57% if one of your close friends is heavy, according to research. If you’re going out for a quick bite, tell your bud that you plan to order something healthy—or offer to split an entre´e and add a salad. A study at Arizona State University showed that most friends are “monkey see, monkey do”: In other words, if you take the lead, your pal is likely to follow suit.

11 People Who Could Wreck Your Diet

quicklist: 4category: People Who Might Be Making You Fattitle: Your co-workersurl:text:Those out-of-office lunch trips can be great for camaraderie but deadly for your diet. According to a study from Georgia State University, if you dine with a group of seven or more people, you will eat a staggering 96% more. Your best weapon is strategic planning. “Scan the menu ahead of time,” recommends Rachel Beller, RD, author of Eat to Lose, Eat to Win.

This article originally appeared on Health.com.