A recent research from U.S found strong connection between teens own body weight and their closest friends.
An obesity expert of UK said that the connection is more likely to be causal and down to catching bad eating habits.
The journal Economics and Human Biology work adds weight to the notion of imitative obesity – mimicking of friends who pile on the pounds.
The researchers conducted study on nearly 5,000 teenagers, many of whom were later followed up after two-year interval. They found that friendships between adolescents tended to cluster with respective to weight, implying that overweight children often tend to hangout together.