was considered healthy but now scientists are seen whether it can stop degenerative diseases .ike alzheimer's from worsening >> i am not a fellow who gives up. and i have not given up yet. >> mr. sessions is 86 years old and has not had a sip of the alcohol in his life but now he is hoping red wine will be a key to stopping his alzheimer's disease. >> i am buying time, prolonging my life. >> he recently enrolled in the red wine steady at georgetown medical center where doctors are investigating whether a compound in red grapes can stop the progression of alzheimer's disease. >> this is a totally new approach. we have never tried this before for alzheimer's disease. >> neurologist dr. raymond turner is leading the study and he says researchers to not know exactly how it works, but they believe it can activate a gene associated with aging of the brain. >> aging is the major risk factor for alzheimer's disease, diabetes, cancer, heart disease, so we think if it really does target these genes that regulate the aging process we may have a benefit not just in alzheimer's disease. >> patients in the