Microgravity and radiation: Astronauts headed to Mars will face many health challenges

(Natural News) A recent study from researchers of the Virginia Commonwealth University (VCU) discovered that microgravity, a condition where people or objects appear to be weightless, causes muscle and bone loss. This may pose a risk for astronauts who will be traveling to other celestial bodies such as the moon and Mars, especially for long periods of time. While...