Come to think of it, that may explain some of my serving sizes. When I eat at Subway, I always take the 6" size and it satiates me. When I eat a pizza, I eat th

Come to think of it, that may explain some of my serving sizes. When I eat at Subway, I always take the 6" size and it satiates me. When I eat a pizza, I eat the whole thing and I'm not satiated before I've finished it, even though it's vastly more filling than a 6" sub.