Originally Posted by
ChrisIII
As for Reed being skinny, kind of depends on who draws him.
I think Byrne kind of made that look stick, if you look at Kirby (After the first few issues where his style in drawing them is still settling a bit), Perez, Buscema etc. before him he was mainly drawn as muscular. Maybe not so much as say, Thor or Cap but muscular all the same.
Since then it's kind of switching back and forth between the muscular and thin looks.
Same kind of goes for Johnny to a lesser degree. Also in non-FF stuff Peter Parker and Cyclops.