Exercise for Your Heart

Dr. Karen Latimer on why exercise is so important for heart health.
3:36 | 02/07/12

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Transcript for Exercise for Your Heart
We've heard before that when it comes to heart health the two things you can do to lower your risk of heart disease. Our diet and exercise now low fat diet means less fat to clog arteries. But what about exercise what does it actually do and how to to protect your heart. Joining us to explain his family practitioner and author of the blog yes five dot net -- Aaron -- back from a break -- and if so this is so important to go over because I think for people who -- him naturally -- and don't do a lot of exercise. You forget that that component is up is equally as important for your heart -- cracked and what is -- about access to how does that help you. You are in so many ways exercising you make great went bad -- being sort. Obvious -- no fat no fat clogging arteries but exercise works in so many ways and -- is a great time to talk about it because sweater weather and people aren't so worried about the -- -- look in a bathing suits of people kind of hunkering down but you have to remember that it's not about what you look like on the downside is that what's going on inside. -- exercise does. So many things the -- The first being mean and partisan muscles so any time you can strengthen -- -- going to make it easier for that muscle to act and do it needs to do so strong heart muscle means it's easier to pump. Easier for the -- relax and Phillip -- After that exercise promotes low blood pressure. And it's great at doing this and low blood pressure also makes it easier for the -- to do with the heart needs to do it right which is pump against you know -- tight. Hard pressure in your arteries harder for the heart to pump against eyes open and easy low blood pressure in your court is loving life you know just absolutely need to do -- having a resistance. After that has a really good and strong benefit new cholesterol. We're not sure what -- your LD which you're bad cholesterol but we do know that size lowers triglycerides. And it increases each you know which -- -- good. Cholesterol values more of that at least hasn't always feel a lot more relaxed and better frankly after it right and you know what -- horrible -- -- and it's again poorly understood we know that it's bad and it could be a variety of factors that could also just be that different. Chemicals in your body like adrenaline and the chemical means or -- when you're stressed and these things aren't that -- -- heart. But we do know for sure that stresses that the -- and an exercise reduces stress. So what should we be aiming for -- every day three days a week you know twice a week and how long -- the exercise -- will realistically. And it's very hard you know we -- none of us have enough time but if you -- exercise thirty minutes today with an aerobic exercise -- -- your heart rate up because department not getting up it's not really. -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Beaters that you can really -- a look at your heart -- turning to get your heart cleanup is going to do that -- -- -- -- thirty minutes three times a week. That's gonna reduce your risk of heart disease by about 20% any danger if you haven't been exercising -- right and -- it well it. Commonsensical -- a year and -- -- -- taking its low. Going easy making sure you see your doctor regularly a lot of hospitals offer free cardiac screening at the -- in the ninth to bring your insurance aren't to great things take advantage of if you're thinking -- -- exercise regiment. But no I think. That's kind of keeps people from starting if they're so afraid something that's gonna happen just get out there and do something just get out walk and you are going to be much happier New York got a lot of I think you sound like you're welcome.

This transcript has been automatically generated and may not be 100% accurate.

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