. >> reporter: punchg to stead their tremors. >> go, ha! >> shouting to count their soft voice syndrome. and sparring. for coordination. what does boxing do for you? >> just the opposite of parkinson's. every designed instead of the shrink. designed to pump you up. you get to get on the gloves. gives you enormous -- different attitude towards the world. you get your physical courage back. and your mental courage. >> reporter: the program called rock steady boxing. uses professional boxing techniques, maybe a little more gently. developed in indianapolis in 2006 it spread to 50 gyms worldwide. >> come on! >> reporter: when italian born roberta monague saw her at a medical conference. >> i just thought it was genius. why didn't i come up with it. i thought. i thought it was an amazing program. >> when she is not coaching. marangue is a researcher at the medical college in new york working on gene therapies for parkinson's. >> my main quest has been finding a cure. >> but lately in the last couple year, i told them of something missing. when i