The answer to your question would be voluntary!
hope this helps, Cbass7979 :)
Answer:
There are only three options but the most correct on is use safer medical devices
The armor protects the skeletal system and has joints. so you could put armor is to skeleton as shell to crab.
Not exactly for sure but it seems like it could be negative to the digestive process because your taking away the positive effects of gravity on the digestive system.