Showing posts with label placebo effect. Show all posts
Showing posts with label placebo effect. Show all posts

Thursday, March 17, 2011

La Cultura del Miedo en los Medios - Tema 2 - Terror Bacteriano


 Quizas ya a esta fecha han inferido que soy ingeniero ambiental.  Que me gano el cheque resolviendo problemas asociados a alcantarillado y contaminacion.  Por ende el nombre del site.  Muestra la correlacion tipica de mi vida.  Por un lado el analisis cientifico de que sirve y que no, pero por otro lado con teorias esotericas y de conspiracion de la escuela de Andrew Alvarez..
En la Parte 1 de este articulo discutia de esta cultura del miedo, auspiciado por entes externos, que busca quitarnos de nuestra paz y tranquilidad.
Buscaba algo para presentar la idea, y me llego una buena anallogia.  De la del tipo de:

No, estas no son las bacterias
que contaminaron las teclas de Maripily.

X ES MAS SUCIO QUE UN INODORO

Especificamente el adagio de GERMOFOBIA

X tiene germenes
los germenes son malos y nos matan
por ende X es malo y nos mata
La discusion es cortesia de Primera Hora, donde repite, sin siquiera verificar, un estudio donde se indica lo contaminado que estan los carritos de compra de supermercados.  Quizas alguien con un apice de inteligencia le pudo haber comentado al periodico que vivimos en un planeta lleno de microorganismos.  Muchos son buenos, muchos estan en simbiosis con nosotros, y hasta nos hacen el ca/nita en Navidades sin pedir nada a cambio.  Si, es cierto que los carritos estan llenos de E Coli, pero tambien es cierto que nuestro cuerpo tiene anticuerpos que degradan estos mucho antes de atacarnos.  El E Coli muestra presencia de materia fecal, pero eso no necesariamente indica que es un virus o patogeno.  El E Coli es un organismo indicador. 


Se trata de que un estudio de la Universidad de Arizona, recogido por Fox News, reveló que los carritos de compra contienen más de un millón de gérmenes, convirtiéndolos en algo más sucio que un baño público.

Con el resultado de este estudio, se corroboran otras investigaciones realizadas con anterioridad en Austria, Corea del Norte y España, que aseguran que el 72 por ciento de los carritos tiene bacterias coliformes, originarias de las heces y asociadas con condiciones sanitarias precarias.


Universidad de Arizona...Fox News...Antibacterial...Heces Fecales...
busquemos la fuente:
http://ca.news.yahoo.com/blogs/dailybrew/shopping-carts-found-dirtier-public-toilets-20110302-103426-581.html
Researchers from the University of Arizona swabbed shopping cart handles in four states looking for bacterial contamination. Of the 85 carts examined, 72 percent turned out to have a marker for fecal bacteria.
The researchers took a closer look at the samples from 36 carts and discovered Escherichia coli, more commonly known as E. coli, on 50 percent of them — along with a host of other types of bacteria.

Lo copiaron a verbatim.
http://www.msnbc.msn.com/id/41838546/ns/health-kids_and_parenting/
http://health.newsvine.com/_news/2011/03/01/6161165-are-you-worried-about-grocery-cart-germs-how-do-you-deal-with-dirty-shopping-carts?threadId=3066314&commentId=52083332

A fin de cuentas el bottom line es el siguiente.  Queremos vivir en tal asepsia que lo que hacemos es matar indiscriminadamente todos los microorganismos.  A la larga esobaja nuestras defensas.  Algunos articulos que apoyan mi teoria:

http://darrengarnick.wordpress.com/2009/10/16/swine-flu-germs-purell/

Despite explicit instructions not to touch a molecule, regardless of
how pristine it may appear, my three-year-old son acts like a “Price
Is Right” game show hostess in a public restroom. He slowly brushes
his hand across the stall partitions and the waste baskets. He
showcases the paper towel and soap dispensers. His fingerprints even
wind up on the floor tiles.

Scrubbing him down is a logistical nightmare because he cannot reach
the sink. I tuck him underneath one arm like a football and use the
other hand to rub his hands with soap. In the end, at least a half
gallon of water winds up on his shirt. When my child is tall enough,
I’ll teach him the essentials of urinal yoga: How to flush any toilet
with your sneaker.


En ese tema de arriba, recientemente nos llego un comunicado de safety en mi oficina donde un empleado tuvo que recibir atencion medica por una caida que tuvo tratando de flushear un inodoro con un zapato...Obviamente con las politicas de seguridad se pueden imaginar al extremo que pueden llevar esto.
Y si hubiese sido con una chancleta?
Y si el toilet hubiese tenido colera?
Y si estaba con casco?
En mi casa?
Quien paga la ambulancia?

Sentido comun.  el menos comun de los sentidos.
Kill The Nanny State - Let the Bacteria Live In Peace
Por si tienen algun rato para perder.  Tiene sentido comun.  Demasiada reglamentacion nos mata.

Cual es la ironia de todo esto?  Mientras nos preocupamos del patogeno que nos va a matar buscamos los probioticos y fibra para poder tener 'un transito intestinal saludable'.  O sea, vivimos rodeados de bacterias y hemos sobrevivido.  Nuestro cuerpo humano es adaptable y contraresta los patogenos con anticuerpos.  Anticuerpos que hemos debilitado con el uso excesivo de desinfectantes.  La germofobia pudiese ser la causa de nuestra extincion.
Algunos articulos relacionados al abuso de antibioticos y desinfectantes:
http://ezinearticles.com/?Truth-Or-Consequences,-Could-Your-Germaphobia-Come-Back-to-Bite-You?&id=4512167

Este tema se ha alargado.  Pero toco un nuevo tema.  Me gusta el termino.  Churnalism.  O sea escribir noticias directamente de comunicados de prensa sin verificar.  Como si hicieras mantequilla (to Churn).
Finalmente, una nota al calce. 
Sensacionalismo y Panico - Contraste Entre Japon y Puerto Rico
Solo Joe expuso otro punto con el sensacionalismo y panico del terremoto de Japon y los efectos a largo plazo del incendio en la Planta Nuclear de Daiichi.  Los de la crisis estan en aceptacion, resolviendo el asunto, con paciencia.  En posiblemente el fin de sus vidas.  Cuando nos llegue la hora a nosotros, haremos lo mismo?
http://enjustaperspectiva.blogspot.com/2011/03/en-japon-no-meten-miedo-ni-te-restregan.html

Mapa del Plumacho del incidente Daiichi aqui:
No tengan miedo, no pasa nada...pero fijate ese plumacho pudiese contener radiacion.

Periodistas irresponsables!!! Diciendo PANICO en la portada.  Ya el inventario de iodo escasea.


Fermi Radiation Training Manual from 1999 Here

Kirk: En cuanto tiempo tendremos agua de nuevo Scotty?
Scotty: En tres horas
Kirk: Si no tenemos agua en 1 hora nos quemamos
Scotty: En una hora sera se/nor. [*hij'eputa]
 Some important points to go along with this chart:
• The risks of radiation exposure are radiation sickness, and/or increased lifetime risk of cancer. Only people receiving very high doses develop radiation sickness—the Fukushima 50, working inside the power plant, are at risk of this. Somebody in Tokyo is not.
The other risk—an increase to the victim's lifetime risk of developing cancer—is a lot more complicated. Key thing to remember: On an individual basis, it's an increase in risk, not a promise that cancer will develop. And it has to be understood in context with already existing cancer risks. In the footnotes of the chart, Kelly Classic points out that the average American has a 42% risk of developing (not dying from) some kind of cancer in his or her lifetime. If one of us gets hit with a 300 rem dose of radiation—a high enough dose that we'd have symptoms of radiation sickness—we'd see our lifetime risk of cancer increase to 42.03%.

• When this table says "n/a" under the risk heading, that's not because the information isn't available. It's because, at that dose, the health effects are so small as to be unmeasurable.
Radiation dose and risk works on what
Ralf Sudowe, professor of health physics and radiochemistry at the University of Nevada Las Vegas, calls "linear no threshold." Scientists assume that any amount of radiation—no matter how small—carries some risk. They also assume that the risks increase linearly, along with the dose.
But, Sudowe (as well as Kelly Classic, and the other health physicists I've spoken to) also say that, even though radiation isn't safe at any level, that doesn't mean there's reason to panic at every level. At low enough doses, scientists can no longer find evidence of an increased rate of cancer. And that's pretty much the point where we don't have to worry.
• Time also matters. "A high exposure given in a short time (minutes, hours) that could cause a harmful effect may not do anything if given over years because our body adapts and our cells repair minor damages," Kelly Classic says. "So if I was exposed to 500 mSv in a period of minutes, my blood would show some changes, but if I was exposed to 500 mSv over 50 years, I'd have an increased risk of cancer, but no discernible signs of radiation exposure [meaning no radiation sickness]."

Wednesday, October 7, 2009

Linky Wednesday

I just did not wish to write a specific subject today, so instead I present some interesting links I've stumbled upon these last few days:

When will Puerto Rican graffiteros get out of the Tagging stage? While I wait for the artistic values of Puerto Rico Graffiti to improve here is a good primer for ideas . . .a lillith or eva-01 billboard in the middle of milla de oro...otherwise, get some artsy ideas on wooster collective, link below:





and then, I love the beatles, but I despise the shameless promotion of the rockband and guitar hero franchises. Then I found these incredible 2 D animations used to promote the game. This is what the Hollywood movie industry needs not more CGI junk...




here is the direct link to the video...




More on the placebo effect, now with HDTV vs regular TV


New research from the Netherlands explores a placebo effect around high-definition TV. Of course, HD does look sharper, but the mind apparently can easily be tricked into thinking that regular TV is HD. From New Scientist (Wikimedia Commons image):
Sixty people in turn were shown the same video clip on the same television. Half were told to expect clearer, sharper pictures thanks to HD technology: an impression backed up by posters, flyers and the presence of an extra-thick cable connected to the screen. The other half were told to expect a normal DVD image.Questionnaires revealed that the people who had been led to expect HD reported seeing higher-quality images. "Participants were unable to discriminate properly between digital and high-definition signals," says Lidwien van de Wijngaert at the University of Twente in Enschede, the Netherlands, who carried out the study with colleagues from Utrecht University...The results of the experiment might have been different had it taken place in North America, though, where conventional television uses the NTSC instead of the PAL technical standard. Picture quality is lower with NTSC, "so the difference compared with HD is much larger than for Europeans", says van de Wijngaert.Think yourself a better picture




Tuesday, September 22, 2009

Advertising Creates Better Placebos


This is an interesting read. Why are placebos getting better? Is there something else at stake or publicity is to blame? I guess too much Restless Legs Syndrome or any new cure all from Big Pharma may be causing this. However, it is mere speculation on my part since I have no data to prove it. Anyway here are the original articles.

http://www.wired.com/medtech/drugs/magazine/17-09/ff_placebo_effect?currentPage=all

From
http://kottke.org/09/09/the-mighty-placebo-effect

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