dr. samuels, broken heart syndrome can occur when someone experiences significant emotional stress. >> it is in a sense a heart attack but it isn't the usually kind. reporter: he says usually people recover but on the rare occasion, it's hard to handle. >> powerful emotions, powerful -- positive or negative, they are risky. it's still worth it but there's a little risk. reporter: symptoms can be similar to a heart attack. dr. samuels suggest if you're experiencing any shortness of breath or chest pain, take is seriously and see a doctor right away. >> sad story. >>> our forecast is turning wet here. slowly but surely we had a few showers but we're waiting for the downpours tonight. that's ahead. >>> this week's class act rings us to rumney marsh academy in revere and we'll be introducing to you to 7th grade cross-country the son of a polish immigrant in a brooklyn tenement. he went to public schools, where the work of his life began -- fighting injustice and inequality, speaking truth to power. he moved to vermont, won election and praise as one of america's best mayors. in congress, he s

dr. samuel hawkens from innova. welcome to the show. what are recent medical advancements? >> the recent changes have stressed smaller, more tissues bearing incisions which result in less pain. we've used a lot of nonnarcotic local blocking techniques to prevent the patients from filing it and allow them to mobilize faster. >> reporter: wow. phones are ringing off the hook. people would like to know when is it time to get joint replacement surgery? >> there are many ways of treating arthritis that does not include surgery. the parent should have an entire spectrum of nonsurgical treatment. such simple measures as activity modification, physical therapy exercises can relieve many patients of their symptoms. there are medications one can take by mouth or by injections into the joint. when these things don't work and their ability to do their job is affected, a giant remacement is -- replacement surgery is the choice. >> tell us about the innova program. >> we do the most joint replacements in northern virginia. we have excellent results based on national standards. >> reporte

dr. samuel --like still not clear. did he know booth?ferent stories at different times and different viewpoints. there is still confusion about it. brian: one more on gerald ford because we get to hear sara jane moore talk about what her mission was from an abc documentary. [begin video clip] confused,ives were her purpose was not. >> i knew that that was the only shot i would have. he looked right at me. after i fired, he stopped. cold -- and i did have time for a second shot. i had not practiced for a second shot. >> one-shot might have done it if it was not for a man who almost wasn't there. all of her simple just happened to be downtown. >> i had never seen him. everybody started pushing everybody. for some reason i looked down and i had seen sara jane moore hasi yelled -- the bitch got a gun. [end video clip] brian: out of prison? prof. feinman: yes. brian: this book took how long? prof. feinman: i have been thinking about it but it was two years ago that i was asked to write this book. it is a little bit more than a year and it wen

dr. samuel martin. still not clear. did he actually know booth or not?re are different stories from different times and view points. there is still confusion about it. >> one more on gerald ford because we get to hear sarah jane moore talk about what her mission was from an abc news documentary. >> sarah jane moore's motives were confused. her purpose was not. >> i knew that's the only shot i would have. came out, looked right at me. d after i fired the shot, he stopped cold. i did have time for a second shot. had never planned for a second shot. had practiced and was psyched for one shot. >> one shot might have done it if it hadn't been for a man who almost wasn't there. vietnam veteran oliver sepple just happened to be downtown. >> the guy is from michigan. i've never seen him. stick around and see what he looks like. everybody started pushing everybody. for some strange reason i oked out and i saw sara jane moore. " yelled "the woman has a gun. >> out of prison now. >> yes. both of them. but sirhan sirhan is still in prisonment >> so this book for you

dr. martin samuels, chairman of the neurology department at brigham and women's hospital. he's an expert on broken heart syndrome. >> i noticed that the nervous system could have a negative effect on other organs. the effect here is almost certainly on the heart. reporter: research has proven it. >> a special shape that the heart can take under these circumstances. it dilate and normally. reporter: rarely does a syndrome lead to a second death. >> it can happen to anybody. it's probably true that you're at increased risk if you have an underlying condition. but sadly, we have seen it in children, people of all ages. reporter: the fluties were married for 56 years and raised four children. they had recently been living in florida, near doug, a heisman trophy winner and sportscaster. i'm kelley tuthill, wcvb newscenter 5. >> to that sportscaster point, doug was supposed to be on the crew that did the okay. least. we've had a little bit off and on in spots. we're still getting that. starting to see rain in worcester. once i show you the bigger picture, you'll see this is the

dr. david samuels the chairman of the board of registration for dentistry. >> there's concern the metals could have lead in them and is not a substance you want in materials. >> reporter: the i-team found ten states have put in place some type of safeguard for lab in the u.s. massachusetts isn't one of them. >> you set up a lab in your house -- many are in garage and paysments. licenses? >> you need a license to cut in people's mouth. >> reporter: in andover, they manufacturing. the company vice president said industry certifications but think government should get involved. >> there needs to be a certain traceable if something goes wrong. there's issues of warranties when you're talking about a product that fails. >> reporter: dr. samuels told the eye team he would like to see stand ares for labs. >> the last and dentists would benefit but most importantly, patients. >> reporter: ask your dentist if they know where the products are made and if they use a lab association. ryan cass, wbz news. >>> a whole new take on car shopping. would you like to buy your car through a vending machine?