Answer:
People need me, yet they give me away every day. What am I?
My rings are not worth much, but they do tell my age. What am I?
What jumps when it walks, but sits when it stands?
When I live I cry if you don't kill me I'll die.
I am owned by every man, though my length differs. Their wives use me after getting married. What am I?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.