john
The older I get the more respect and admiration I have for older riders.
That still race. Its an impressive feat. You only start to realize that
when you get older yourself.
On Thu, Jul 30, 2015 at 1:15 PM, via OBRA wrote:
> WOW! I sure am glad there are so many people who really have this whole
> "life" thing figured out. And each one of you seem to feel so right. I
> guess I will just wait another couple of hours to go for a ride (still too
> cool at midday). I think my heart rate spiked this morning when I was
> hanging drywall. God! Life is so confusing. I was trying my normal set
> of interval hanging.
> I bet the Velodrome is toasty this afternoon!
> ronnie
>
> -----Original Message----- From: Eric Aldinger via OBRA
> Sent: Wednesday, July 29, 2015 10:02 PM
> To: Michael Medina
> Cc: OBRA remailer
>
> Subject: Re: [OBRA Chat] endurance athletes and heart health
>
> Who really cares if we die sooner.
>
> On Wed, Jul 29, 2015 at 6:31 PM, Michael Medina via OBRA
> wrote:
>
>> Mike Murray,
>>
>> Indeed there does seem to be evidence that endurance athletes have more
>> electrical disturbance, however I'm wondering if endurance athletes are
>> either more aware of the rhythms and are also more aware of the symptoms.
>> Are there really control groups and enough data for this, or are the
>> squeaky
>> wheels getting the grease regardless of the best efforts of science? And
>> endurance athletes can be very squeaky wheels when the ticker has an
>> issue.
>>
>> Michael Medina
>>
>>
>> On Wed, Jul 29, 2015 at 6:07 PM Mike Murray via OBRA
>> wrote:
>>
>>>
>>> I would hate to disappoint.
>>>
>>>
>>>
>>> The Velo article was of particular interest given that I was wearing an
>>> arrhythmia monitor at the time it arrived. The article was interesting
>>> but
>>> long on anecdotes and short on data.
>>>
>>>
>>>
>>> It is important to recognize that heart problems can be caused by
>>> decreased blood flow, abnormal rhythms or decreased heart muscle
>>> function.
>>> Although these problems can be interrelated they are not all the same.
>>> The
>>> Velo article addresses irregular rhythms, not the more common blood flow
>>> issue that causes most heart attacks.
>>>
>>>
>>>
>>> There is considerable evidence to suggest a correlation between irregular
>>> heart rhythms and endurance exercise. It is of note that there seems to
>>> be
>>> a dose response relationship. Both more exercise and high intensity
>>> exercise are both independently correlated with greater risk of rhythm
>>> issues. Most of the irregular rhythms are generally not life threatening
>>> (unlike the V-tach described in the Velo article). Some studies include
>>> slow rates, which are arguably normal in endurance athletes, although
>>> generally they are only looking at symptomatic people. Overall the risk
>>> is
>>> not high but it is greater than for the non-exercising population. Age
>>> also
>>> increases the risk of arrhythmia but the risk in endurance athletes is in
>>> addition to the age related risk. Frankly this is not really something
>>> that
>>> most people should worry about. You are more likely to have problems due
>>> to
>>> falling off your bike. If you are having episodes of irregular heartbeat,
>>> dizziness or passing out you should get an investigation but most people
>>> can
>>> ignore this.
>>>
>>>
>>>
>>> For those interested in my personal issue; I am having irregular rhythms.
>>> Undoubtedly they are not making me any faster but there is not really
>>> anything that needs to be done about them at this point and they should
>>> not
>>> prohibit me from continuing to race or exercise.
>>>
>>>
>>>
>>> Mike Murray
>>>
>>>
>>>
>>> From: OBRA [mailto:obra-bounces@list.obra.org] On Behalf Of Splinter
>>> Wrenn
>>> via OBRA
>>> Sent: Wednesday, July 29, 2015 17:07
>>>
>>>
>>> To: Thom Schoenborn
>>> Cc: OBRA
>>> Subject: Re: [OBRA Chat] endurance athletes and heart health
>>>
>>>
>>>
>>> Waiting for Dr. Mike Murray to weigh in on this one. He has some very
>>> recent first hand experiences with these issues.
>>>
>>> Splinter
>>>
>>>
>>>
>>> “The scientist is not a person who gives the right answers, he is one who
>>> asks the right questions.” – Claude Levi-Strauss
>>>
>>>
>>>
>>> Sent from my iPhone
>>>
>>>
>>> On Jul 29, 2015, at 10:27 AM, Thom Schoenborn via OBRA
>>> wrote:
>>>
>>> If you've had weird flutters in your chest, perhaps you've wondered why.
>>> Kinda, sorta, potentially scary stuff for long-time endurance athletes.
>>>
>>>
>>>
>>> http://velonews.competitor.com/cycling-extremes
>>>
>>>
>>>
>>> I'm sure the doctors on the list will have more informed opinions, but
>>> having a little education and awareness can't hurt. (You know, unless
>>> this
>>> article scares you out of living a healthy lifestyle and you die with
>>> your
>>> hands and face covered in Nutella.)
>>>
>>>
>>>
>>> -Thom
>>>
>>> _______________________________________________
>>>
>>>
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>>
>>
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>
>
> --
> Eric Aldinger
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