Doesnt Protect Against News Today

Bone mass up, keep your circulatory system in shape. the one thing that doesnt protect against is what scott mentioned in the piece there was the radiation. you are exposed to more radiation up there. thats the number one biomedical effect that were working on. >> nasa sees this as a unique opportunity to study those brothers at the same time, one in space, one on earth. and because of their genetic makeup it will be able to help them get a close view and an understanding of the impact long-term...