Talk:Sergei Krikalyov

From Wikipedia, the free encyclopedia

This article must adhere to the policy on biographies of living persons. Controversial material of any kind that is unsourced or poorly sourced must be removed immediately, especially if potentially libelous. If such material is repeatedly inserted or there are other concerns relative to this policy, report it on the living persons biographies noticeboard.

	This article is within the scope of WikiProject Biography. For more information, visit the project page.	Biography Portal
???	This article has not yet received a rating on the Project's quality scale. Please rate the article and then leave a short summary here to explain the ratings and/or to identify the strengths and weaknesses of the article. [FAQ]

Most impressive is his ability to deal with the physical hardships in space. In space most people lose around 1.5% of their bone mass per month, even with a disciplined exercise regime. And growing the bone mass lost from a 6 month stint back, can take a long time."

Jeff Serino

-I read about the effects of staying long term in space and it's not pretty. Bravo.