david tomadi. >> and dr. marc siegel professor of medicine at the nyu's langone medical center. also author of unlocking the secret code of sickness and health. good to see you. >> we start today with a really important message. a new hollywood movie that reveals what it is really like to live with the early onset of alzheimer's. >> i've always been so defined by my intellect, my language, my articulation, and now sometimes i can see the words hanging in front of me and i can't reach them and i don't know who i am. and i don't know what i'm going to lose next. >> that was actress julianne moore giving an emotional performance as the title character in the new film "still alice." the story of a linguistics professor who learned that she is suffering from early onset alzheimer's and it comes at a time that research is revealing a potentially promising new treatment for the disease in the form of a nasal spray. you know the film and that performance and the message is so heartbreaking, and so important. >> also at the same time a very strong message. and i think julianne moore did