and a lot of patients who have pig pigmentosa, they have tunnel vision and not good night vision. as a result of this 66-year-old person able to get this eye, not only able to see the light and also see his wife. >> we hope you like what you see. >> he wants to say that after 30 years of blindness, now that he open his eyes, he wants to he soot wife the same way. hopefully she hasn't gained weight. i guess that's joke. >> fascinating. >> big progress in technology. >> amazing. amazing. >> you had your coffee yet this morning? guess what? doctors will tell you how good coffee now is turning out. especially for one terrible disease. drink your coffee, the doctors will fill us in. and you ever find yourself tossing and turning in the middle of the night? >> all the time. >> well one viewer relies on a popular allergy medicine to get sleep. you hear about people doing this. is it a good idea? doctors will fill you in about that. coffee and sleeping and what you need to know. all a big house call this morning. nfill you in on it all coming up on you in on it all coming up on "sunday ho