history: I envy people who can eat a lot and not gain weight. It's just not fair. I envy people who can eat a lot and not gain weight. It's just not fair. I think those people don't actually eat that much_comma_ it just seems like it though.
current: Maybe, but my brother eats a lot, if not more, than me and he barely gains any weight.
next: If he's taller/bigger than you it would make sense if he doesn't gain any weight