Why can't Bruce Banner have children?
What prevents Bruce Banner (Hulk) from having children?
Marvel Comics: Is Bruce Banner a mutant? What would happen if Dr. Bruce Banner got bitten by a vampire? And what affect will that have on Hulk? What is the Hulk weakness? What would happen if Rogue from the X-Men touched the Hulk? What is The Incredible Hulk's weakness? Can Magneto defeat Hulk? Why is Hulk so important in the Thor: Ragnarok film and why did Marvel make it so that the two were absent in Civil War only to be together in this? Can the Hulk be defeated/killed? Is he invulnerable? What can kill him? How strong is the Hulk? Is the Hulk the most powerful being in the Marvel Cinematic Universe? Hypothetical Battles: Can the Hulk defeat Galactus? Is there a possibility that Jason Todd/The Red Hood sent threatening messages like "you let your family die" to Bruce Wayne in BvS Dawn Of Justice? Who would win in a fight: The Hulk or The Marvel Universe? What would happen if Ant-Man went inside the Hulk, then went super sized? Is Thor stronger than Hulk? How strong is the Incredible Hulk? What is the difference between Bruce Banner and David Banner? Can Batman lift Thor's hammer? What if Batman crashes into The Avengers? In the movie "Avengers: Age of Ultron", where has the Hulk gone and when will he be back? Who is Bruce Wayne? Is Tom Hardy really as big as his Character Bane in the new Batman? The Dark Knight Rises (2012 movie): How does Bane know that Batman is Bruce Wayne? Would the fictional DC Comics male character: Bruce Wayne (Batman) do personal development? Where is it legal to keep a spider monkey as a pet? Who'd win: Broly or the Hulk? Who would win: the Juggernaut or the Hulk? Can Batman lift Mjölnir? Who would win in a fight, Wolverine or the Hulk? Why didn't Marvel continue Andrew Garfield as Spider-Man?