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    <title type="text">Peak Performance : Runnersworld.com</title>
    
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    <id>tag:typepad.com,2003:weblog-1295594</id>
    <updated>2009-10-19T15:39:36Z</updated>
    <subtitle type="html">Cutting-edge news, advice and research to help you perform your best. The "Peak Performance" blog is edited and written by Amby Burfoot, Runner's World's executive editor and winner of the 1968 Boston Marathon.</subtitle>
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        <title>Oct. 19: Running Cardiologist Expert Paul Thompson, M.D., Comments on Marathon Deaths</title>
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        <id>tag:typepad.com,2003:post-6a00e54f86af5688330120a5f58eff970b</id>
        <published>2009-10-19T11:39:36-04:00</published>
        <updated>2009-10-19T18:03:14Z</updated>
        
        <author>
            <name>Amby Burfoot</name>
        </author>
        
        
<content type="html" xml:lang="en-US" xml:base="http://peakperformance.runnersworld.com/">Paul Thompson, M.D., director of Cardiology at Hartford Hospital, has been running in the Boston Marathon since the late 1960s and studying the relationship between exercise and heart disease for...&lt;br/&gt;
&lt;br/&gt;
Cutting-edge news, advice and research to help you perform your best. The "Peak Performance" blog is edited and written by Amby Burfoot, Runner's World's executive editor and winner of the 1968 Boston Marathon.&lt;div class="feedflare"&gt;
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    <entry>
        <title>Oct. 14: A Simple Way to Boost Running Economy; Faster Music = Faster Training; One Stretch Could Slow You Down; How Exercise Helps the Fat Stay Fit</title>
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        <id>tag:typepad.com,2003:post-6a00e54f86af5688330120a63adbed970c</id>
        <published>2009-10-14T07:14:55-04:00</published>
        <updated>2009-10-14T11:14:27Z</updated>
        
        <author>
            <name>Amby Burfoot</name>
        </author>
        
        
<content type="html" xml:lang="en-US" xml:base="http://peakperformance.runnersworld.com/">At Last, a Simple Way to Increase Your Running Economy Your running economy is one of the most important foundations of your running performance--if not THE most important. It's also hard to improve,...&lt;br/&gt;
&lt;br/&gt;
Cutting-edge news, advice and research to help you perform your best. The "Peak Performance" blog is edited and written by Amby Burfoot, Runner's World's executive editor and winner of the 1968 Boston Marathon.&lt;div class="feedflare"&gt;
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