As NASA prepares to send humans back to the moon and later onto Mars, researchers say males making the long journey in space may run into a problem. A new study has found that deep space missions where astronauts exposed to high levels of galactic cosmic radiation (GCR) and microgravity might be highly subject to long-lasting erectile dysfunction.

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Source: Hot Hardware – Aw Nuts! Deep Space Travel Could Have A Debilitating Side Effect For Male Astronauts