Exercise keeps astronauts' hearts strong enough for flight to Mars

Intense exercise during long spaceflights helps maintain heart structure and function within a range needed to tolerate the low-gravity environment of Mars, a study co-led by a UT Southwestern Medical Center researcher suggests. The finding…

Summary from Phys.org - Space.

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1. Phys.org - Space yesterday
   Exercise keeps astronauts' hearts strong enough for flight to Mars ↗