dr. jen ashton. we were admitting we overindulge in protein. keotosis, what is that?n when we don't have carbohydrates to burn, and we burn fat. many have that overnight, not eating for 12 hours, you can see a little of it in the urine. for most people, it's not a harm. if you're a diabetic, and it's excessive, like anything, it can be bad. >> how much is too much? >> this is the interesting thing. when you hear about the protein recommendations, it is absolutely not a one size fits all. ryan eats a lot, i do -- >> protein shakes too. >> it's a lot of protein. but when you think about how you figure out how much do we actually need? it's based on age, gender, body weight, it's based on your activity level. you hear these numbers, and it's easy to say, am i getting enough. this calculation, .36 grams per pound of body weight per day. that's the recommendation. do simple math. >> complicated math. uh -- >> sorry. we'll do it later. and if you're a child, it's going to vary by age, anywhere from 13 to 52 grams per day. most of us get plenty if you get too much, yeah, it

dr. jen ashton back with us. we heard a lot of good infois catching on?n everyo is doing this. this is the latest thing. organic.with fat-free, the now it's gluten-free. for the people on the spectrum of celiac disease, gluten insensitivity, it's re, and we're talking abo millions of pele. for most of us who want to try a new en and drop some pounds, not really necessary. an therean beome subop aspect >> it gave me who wat or gluten-fe. i opted forhe whole wheat. the difference between spaghetti and that? >>e you tempted? >> i was. >> i have aabel he. coe a spagtti with a whole wheat form it six of one, half dozen of another. a little more rb ss one al n aproblem, long-term, you can run in full. >>yes. and i thi me theight >> you mention eed celiac. who ould try this? >> iou're on thisspectrum, agnosed and under the care o are ing to consir dog isyou long-t regied dietitian, and make sure you're not lacng for t things you thin this every couple of>> i can't wait for th one. thank you, jen. >>> also burning up the "gma" heat index, cinderella surgery. the

dr. jen ashton back with us. you're studying nutrition at columbia. we heard a lot of good information.>> yes, some forms of peer pressure don't disappear in seventh grade. everyone is doing this. this is the latest thing. we started with fat-free, then sugar-free, then organic. now it's gluten-free. again, to be clear, for the people on the spectrum of celiay disease, gluten sensitivity, wheat allergy, even ibs, it's real and can be helpful. we're talking about millions of people. for most of us who want to try a new trend and drop some pounds, not really necessary. and there can be some suboptimal aspects for it. >> i had italian yesterday, and on the menu it gave the option of gluten-free or regular whole wheat. i'm glad after seeing the piece that i opted for whole wheat. what's the difference between regular-old spaghetti and gluten-free? >> were you tempted? >> i was. >> see what i mean? >> i have a label here. compare a gluten-free spaghetti with a whole wheat form. it's six of one, half dozen of another. a little more carbs in the gluten-free, less protein, less fiber. now is th

dr. jen ashton. so how concerned should we be here, jen?e about two issues. we're talking about the cosmetic issue so just wrinkling and sun damage around our face. who needs more of that? and then we're talking about real medical consequences to sun exposure when you're talking about the eye. this is no joke. talking about risk of cataract, cancers in and around the eyes and macular degeneration. we do need to take it seriously. >> what do we do about it? >> well, there's good sunglasses and there's not so good sunglasses. these aviators which this is what i wear, not so good. >> oh, no. >> wow, they're really -- >> this metal -- this metal actually mirrors the sun and can reflect it on to our cheeks. george, they look good, though. tom cruise has nothing on you. >> yeah. >> wow. >> but, again, in terms of coverage and protection we really need to go for a plastic wraparound. the jackie o. style. >> yeah. >> i like those. those look nice. >> that get the side and make sure that the lenses are uv protection. that's really important. >> all

dr. jennifer ashton is here with more. and, jen, you said you actually spoke with the heart surgeon last night. and he gave you some jaw-dropping additional facts. >> this was so much worse than originally reported. if you think of the aortic arch as the umbrella handle, this was a dissection that really you can think of like a tear in pantyhose. this tear affected the entire arch, all those great vessels coming off the top and extending into the head and heart and extended a foot down into her chest. this has an incredibly high mortality rate. it was absolutely a life-and-death situation. >> incredibly rare because you look at her and she is young in her mid-30s and looks healthy. >> well, the cause in this case really seems to have been a perfect storm of two factors. number one, a connective tissue disease called marfan syndrome that weakens the walls of those blood vessels and, number two, pre-eclampsia, severe high blood pressure in pregnancy both happening at the same time. >> i'll never complain about having a c-section agai

dr. ashton say? we love it when she's here. we love it when she's here. >> i can't remember myself. >>> you're going to want to stay for this next story, jen.n "the wall street journal" this morning. just in time for grilling season. it's called the performance burger, packed with nutrients and vitamins. there's a little thing missing. where's the beef? on the grill for your summer cookout, or your favorite fast food joint, americans love their all-beef patties. >> the taste is king. >> reporter: but it seems another burger is hoping to make a meteoric rise. but with no meat. it's called the beast burger. and the creators of beyond meat, say it's plant-based. and how does the fake steak stack up? the company claims the four-ounce serving has 24 grams of protein. more iron than a four-ounce serving of beef. more calcium than eight-ounce glass of milk. and packed with antioxidants and vitamins. and the taste? well, we're about to find out. we kind of started. >> they're pretty good. >> and the founders of twitter and bill gates have invested in this. and you were asking what's in this thing? yellow peas, mustard seed. >> and they're calling i