dr. samadi and dr. siegel. dr. david samadi, chief of row box at the mt. dical center, i'll do a carol merrill, he's right here. >> eric: and dr. marc siegel at nyu's medical center and, author of "the inner pulse" unlock the secret code of sickness and health" and if you are carol merrill, did it date me with jay? >> jamie: i'm dating myself, strike it from the record and i'm one of those people who needs a cup of coffee in the morning to get going. a new study finds drinking two or more cups a day can lower a woman's risk of developing uterine cancer. doctor, tell us about this. who wouldn't want to try that. >> it covers 67,000 women and is a great follow-up, they have about 26 years follow-up, which is incredible and you think who would fund a study like this and it is nih and we told about the fact, coffee can reduce the risk of cancer and, coffee, how many cups do you need, start counting, 1, 2, 3, 4 cups a day, the magic number in order to get the right amount of caffeine and we understand it is note caffeine that is causing it. antioxidants actually

dr. samadi. >> eric: men, watch the psa, she's inspiring and unbelievably amazing, gabrielle giffords, thegresswoman shot at point blank, said this week she want to get better and her recovery, just so ash stounding as it is, has placed new importance on brain rehabilitation. doctors, what are expectations for this and it may not -- not just if you have a traumatic brain injury from being shot but a car accident in any type of situation like this, when you suffer something as serious as she did. >> here on "sunday house call" we get under the story and when it first came out i talked about it as a medical miracle and i said the bullet entered the brain high enough up, so that it missed the vital areas of the brain and the speech centers were preserve. but, months later, having gone through all of the rehab i have a different lesson, which is, sounds like she really understands what is going on really well but speech is coming back to her slowly. real medical miracles in the real world are step-by-step by painful step. she's a courageous inspiration to us but still has a long way to go. >>