Trivia: Jim Lovell is the only person to fly to the moon twice without landing on it (scheduled "test flight" on Apollo 8, unscheduled emergency on Apollo 13).
12 people flew to the moon without landing on it, now only 1 is still alive (Fred Haise).
12 people walked on the moon, 4 are still alive (Buzz Aldrin, David Scott, Charles Duke, Harrison Schmitt).
12 people flew to the moon without landing on it, now only 1 is still alive (Fred Haise).
12 people walked on the moon, 4 are still alive (Buzz Aldrin, David Scott, Charles Duke, Harrison Schmitt).
(Conclusion: walking on the moon is healthy?)