if you ever considered being one of thos ethat partakes in clinical trials, here is aink to the Centerwatch diabetes clinical trial database.
You can search through a number of criteria but this is a general listing of those by state.

http://www.centerwatch.com/patient/studies/cat55.html

I have conducted and been part of a host of clinical trials. they often pay travel, medical care, meds and so on.

Are these the clinical trials that pay you or is just you being under observation?