Answer:
I twist and turn and leave a loop. What am I?
I am an instrument you can hear but cannot touch or see. What am I?
You use me between your head and your toes the more I work the thinner I grow.
I am owned by every man, though my length differs. Their wives use me after getting married. What am I?
I start with an E end with an E and have a letter in me.
What can you lose that will cause other people to lose theirs too?