The dog that trots about finds a bone.
Know or listen to those who know.
Be kind whenever possible. It is always possible.
If you're going through hell, keep going.
The most effective way to do it, is to do it.
If you've got a talent, protect it.
Always desire to learn something useful.
If you can dream it, you can do it.
Leap, and the net will appear.
Expect problems and eat them for breakfast.
There's a lot of interest from the medical community on how things develop in microgravity, and the hope, later, that is expected to apply to what the changes are in humans as well.