Drakkith
Staff Emeritus
Science Advisor
2018 Award
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But how bad are those health problems in 1/6th G and not zero G?The main problem will be the low gravity. Astronauts/cosmonauts in 0 g for long periods experience bone mass loss, blood loss, and muscle atrophy. A permanent colony would either have to be centrifuged or force everyone to work out in a centrifuge fairly often.