Students train like an astronaut during this challenge.
Watch space shuttle astronauts work out.› View This Video
"Each Station crew member is scheduled for an hour of cardio (either treadmill or cycle ergometer) and an hour of resistive exercise (the equivalent of weightlifting) each day while we are on orbit."
Get the skinny on how astronauts build a better body for space and what it means to you.
Find out why exercise is so important to the astronauts who travel into space.
Get information to help students write a podcast script about fitness.
When there's no gravity to hold your feet to the ground, bungee cords come in handy.
On Earth, we all know that exercise is good for us. But do we know exactly how good?
A test volunteer learns about exercising in space.
Engineers spent two years designing and building what is suddenly the most famous treadmill in the world - or above it.