You and Gabe can likely both find clinical trials in which to participate. Look for health subject trials or trials for any conditions you have or might have. You should never have to pay to find such opportunities.

http://www.survivalinsight.com/get-paid-clinical-trials.html
http://www.centerwatch.com/clinical-trials/listings/
http://www.clinicaltrials.gov/
http://www.clinicalconnection.com/Default.aspx

Best,
Oldtimer