with all the stem cell research, et cetera. >> genetic engineering is going to enable us to correct cancer and diabetes before it occurs. as david just mentioned, correct blindness is a big deal. using adult stem cells that we already have in our body to help us repair muscles, bone and skin and even to replace body organs using printing. >> let me say, it was a wonderful, wonderful year. we're not going anywhere but i would just like to wish everyone a happy and healthy new year. we really made a huge difference. i want you to know the e-mails that come on facebook and messages that come. it was great working with you and also helping so many americans out there. pleasure to do this every week after week. >> i really have enjoyed it. i had a great time this year. these two anchors, sensational. they ask the questions that america's patients are asking. >> we're getting a whole medical education. >> and you are healthier, the two of you. >> absolutely. >> i like the worry segment,