6 Unusual Ways to Lose Weight That Actually Work

Who you eat and socialize with can impact your own lifestyle patterns. A study noted that if a friend is obese, chances are the other friend becoming obese can increase up to 57 percent. An obese spouse can also increase risk for your own weight gain.

Researchers suggest the portions others eat around us can also become a norm. This doesn't mean you need to find a new group of friends, but it means to increase your awareness of environmental cues around you.