Why is it that everybody I meet in meetup groups who does not have friends is overweight (significantly overweight) ?

Why am I the only one in the meetup groups I’m in who isn’t. I have an athletic lifestyle and I know that they won’t enjoy doing what I do. And won’t be able to do those things. that’s why I ask this.

Why is it that everybody I meet in meetup groups who does not have friends is overweight (significantly overweight) ?
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