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They need to exercise with regularity because the muscles begin to atrophy and bones begin to lose density . This present shuttle mission to the International Space Station brought the C.O.L.B.E.R.T. ( named after the comedian) which is an acronym for Combined Operational Load Bearing External Resistance Treadmill ; see related links .

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Q: How much exercise do astronauts need in space?
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Why do astronauts need rigorous exercise in space?

their suits are very heavy.


Why do astronauts need exercise in space?

There's no gravity in space - this affects their muscles. Exercising keep the muscles toned.


Would you need to do weights if you were in space?

Astronauts have work out machines to keep their muscles strong. They exercise every day.


Do astronauts get tired in space?

no because they don't need that much energy <33


Why do astronauts need to exercise while they are in the space station?

In a zero gee environment (weightlessness), the Human Body almost immediately begins losing muscle and bone mass. If they did not exercise, Astronauts returning from Space after a long stay on the Space Station would be unable to walk, and would have to be in a wheelchair for weeks before they could learn to walk again.


How will astronauts get oxygen out of space?

They need to take it with them. There is no oxygen in space


Do the astronauts need special clothes while living and working inside the space station?

If the space station is pressurized, I don't think astronauts need to where space suits.


Do astronauts require less or more sleep while they are in space?

Astronauts require less sleep than normal; Theoretically because the astronauts always have to be alert in a dangerous setting like space.


Do astronauts need to do laundry in space?

No, astronauts actually don't do laundry in space. They have to throw away there clothes after they get dirty, because their is no way to wash them.


Why do astronauts need warm clothing in space?

The reason it is so cold in space and astronauts need warm clothing is because thair is NO element in space for warm energy conduction, an element is any natral mass.


What do astronauts need when walking in space?

I am not sure, ask NASA


What do astronauts need to survive in space?

food, water, shelter