Space Anemia: Space Travel Can Destroy 3 Million Red Blood Cells Per Second
The human species simply don't adapt to accommodate extraterrestrial life, and it appears in our bloodstream. Experts have detected an unusual and continuous loss of hemoglobin among explorers since our civilization first began to dwell lengthy periods of time outside our planet. This phenomena is known as space anemia, which source was unknown until lately.
Source: natureworldnews.com