My nuts keep spinning when I try to loosen them

My nuts keep spinning when I try to loosen them ?
I would suggest going to see your doctor and getting a referral to see a consultant.
In the mean time don't try to loosen them.

Track nut picture (courtesy of Sheldon Brown) above included in an attempt to minimize the chances we'll end up talking testicles - not mechanics of fixing a bicycle hub.

Ahem =P