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Monday, May 21, 2007

ANATOMY OF A HEART ATTACK (OR WHY I CAN SMOKE AND STILL BE FIT)

Consider a small pipe about the size of a human artery. It's attached to an equally small tap which runs water through it. This water has impurities in it.

The water is running slowly through the pipe - just a trickle. For years it trickles and all the while the impurities are sticking to the wall of the pipe. Smaller and smaller gets the pipes inner diameter as over the years, the impurities stick to the walls.
Eventually the access in the pipe is down to a mere pin prick. For whatever reason the flow is increased; the surge heads to the small access hole but finds its way blocked and with nowhere else to go, it pops the seal in the tap.

Now, substitute the water-filled pipe with an artery filled with blood, and an inactive man, fond of eating burgers, chips, cream buns etc.

The same applies; the years of inactivity, combined with the ingestion of impurities (fats etc) result in the artery's inner diameter becoming smaller as the impurities collect around the sides; fast forward some more years of inaction and over eating and the access is reduced to a mere pinprick.

Then, for whatever reason, (it was the game squash in the 80's which saw many just collapse after pushing their hearts further than they had in years) the heart is forced to beat much, much faster and the blood starts roaring through the arteries and veins. Just as in our friend the pipe's case, when the blood reaches the restriction, it's viscosity from years of inaction prevents it from flowing through the smaller diameter artery.

With nowhere to go...BANG! There's your heart attack!

Fortunately, it can be prevented, but it requires getting of the sofa. You can still actually stuff cakes and buns into you if you want but only if your activity level supports it.

If we return to the 'pipe' above. If, periodically, during the trickle, the flow is increased, it will have the effect of 'washing' the impurities of the walls of the pipe. The extra speed of the flow acting like a 'brush'.

The same applies to the body. If your blood flow is increased regularly, then the impurities won't get a chance to stick to the wall of the artery. Remember, it's not the first few impurities that cause the problem - it's the build up of subsequent ones as the slothfully slow blood flow becomes even slower as it's 'held up' at the beginning of the clot.

The only way to prevent this is to make sure your heart beats hard and fast regularly. The blood fluhes the system, and your pipes remain clear.

So basically - get off your fat arse, you tub of lard!

3 comments:

Anonymous said...

Tsk Tsk Tsk, Okay In lew of having a cream bun thrown at me, I will say, Mutterssssssssss cigs affect the lungs mate!!!

Albeit I am not a smoker, but I have plenty of friends who are, and I never tell them to quit, it's their life and if they want to enjoy a smoke go for it. Tried it, never developed a taste for it.

mutters said...

First. Smokin's great!
Now, with that out of the way - I'm well aware that my (as a smoker) lung capacity is reduced because of smokin, but I have 2 Border Collies who get walked a total of 70 kilometres a week. Like I said in the post, one can eat virtually what one wants if his/her activity allows it. This also includes smoking. I happen to know a chap who smokes regularly. He stopped while training for a marathon, ran the marathon, and took it up again.
The point being that while lung capacity IS reduced, one doesn't have extra weight to carry as obese people do. Look, when born, it's already set what approx size a person will be and the organs reflect that. But when one increases weight by 10,50,100 percent, the heart doesn't increase with it and therefore struggles to cope.
There's a post in here entitled smokers v's fatties (or somethin like that - it's in 06's list).

Anyway, thanks for callin in, Missy. When y'reach 25 visits y'get a surprise.

mutters said...

Entitled "Ravings of a disturbed man", eh?