In First Class, Sebastian Shaw says that he’s going to start a nuclear WW3 so that mutants can take over the remains of civilization, because mutants aren’t affected by radiation.
I choose to believe that in the Fox X-Men universe, mutants also aren’t affected by solar radiation or cosmic rays that can damage skin or DNA, so their aging isn’t negligible, but it’s markedly slower than baseline humanity.
In First Class, Sebastian Shaw says that he’s going to start a nuclear WW3 so that mutants can take over the remains of civilization, because mutants aren’t affected by radiation.
I choose to believe that in the Fox X-Men universe, mutants also aren’t affected by solar radiation or cosmic rays that can damage skin or DNA, so their aging isn’t negligible, but it’s markedly slower than baseline humanity.