Amazonia
[image: LatinContent/Getty Images]LATINCONTENT/GETTY IMAGES FORESTS Amazonia: What’s Happening to the World’s Biggest Rain Forest? By BRYAN WALSH | @bryanrwalsh | January 18, 2012 | Deforestation in the Brazilian rain forest is slowing, but it's still happening—with major consequences for the global environment. I’d say you have to see the Amazon for yourself to understand how vast it is, but I’ve been there—and even I can’t imagine it. The rain forest is more than 2 million sq. miles—two-thirds the size of the continental United States—and the river system of the gigantic basin pro... mais »
Sympathetic Activity: Hypertension
From Medscape Education CardiologySympathetic Activity in the Pathophysiology of Hypertension Murray D. Esler, MBBS, PhD The goal of this activity is to provide information on hypertensive patients and discuss issues and trial data as well as how sympathetic activity can be introduced in a patient's management. *Learning Objectives* 1. Explain how the renal nerves can elevate central sympathetic drive and affect blood pressure control 2. Differentiate the role of afferent and efferent renal nerves 3. Review current treatments and experimental interventions aimed at the ... mais »
mental illness 1:5
National report finds one-in-five Americans experienced mental illness in the past yearSubstance dependence and abuse rates higher among those experiencing mental illnessA new national report reveals that 45.9 million American adults aged 18 or older, or 20 percent of this age group, experienced mental illness in the past year. The rate of mental illness was more than twice as high among those aged 18 to 25 (29.9 percent) than among those aged 50 and older (14.3 percent). Adult women were also more likely than men to have experienced mental illness in the past year (23 percent vers... mais »
EMPHYSEMA
EMPHYSEMA Cigarette Smoke Induction of Osteopontin (SPP1) Mediates TH17 Inflammation in Human and Experimental Emphysema 1. Ming Shan1,2, 2. Xiaoyi Yuan1,2, 3. Li-zhen Song1, 4. Luz Roberts1, 5. Nazanin Zarinkamar1, 6. Alexander Seryshev1, 7. Yiqun Zhang3, 8. Susan Hilsenbeck3, 9. Seon-Hee Chang4, 10. Chen Dong4, 11. David B. Corry1,2,5,* and 12. Farrah Kheradmand1,2,5,* 1Department of Medicine, Section of Pulmonary and Critical Care, Baylor College of Medicine, Houston, TX 77030, USA ABSTRACT Smoking-related lung diseases are among th... mais »
CONFLICT OF INTEREST
Who Else Is Paying Your Doctor?Published: January 20, 2012 It took longer than expected, but the Obama administration is finally poised to enact badly needed regulations requiring that the manufacturers of drugs, medical devices and medical supplies disclose all payments they make to doctors or teaching hospitals. The information, which would be posted on a government Web site, will allow patients to decide whether they need to worry about any possible conflicts of interest. - U.S. to Force Drug Firms to Report Money Paid to Doctors(January 17, 2012) Such payments can be for ... mais »
Tobacco: costs & savings
The Return on Investment of a Medicaid Tobacco Cessation Program in Massachusetts - Article - Metrics - Related Content - Comments: 1 1 Department of Health Policy, School of Public Health and Health Services, The George Washington University, Washington, District of Columbia, United States of America, 2 Center for Health Policy Research, School of Public Health and Health Services, The George Washington University, Washington, District of Columbia, United States of AmericaPatrick Richard1¤, Kristina West1,Leighton Ku2* ** Abstract TopBackground and Objective A high pr... mais »
Exercise
Science 20 January 2012: Vol. 335 no. 6066 p. 281 DOI: 10.1126/science.335.6066.281 - NEWS FOCUS AUTOPHAGY Explaining Exercise 1. Ken Garber* Exercise has many benefits, but the mechanisms behind them remain murky. Because autophagy’s recycling of cellular contents helps cells meet energy demands, researchers wondered whether exercise triggers autophagy and if that could somehow account for exercise’s benefits. In the December issue of Autophagy, an Italian research team reported the first evidence that exercise induces autophagy in the skeletal muscles of mice. This week ... mais »
Sexual Activity and Cardiovascular Disease
*AHA Scientific Statement* ----------------------------------------------------------------- *Sexual Activity and Cardiovascular Disease: A Scientific Statement From the American Heart Association* Glenn N. Levine, Elaine E. Steinke, Faisal G. Bakaeen, Biykem Bozkurt, Melvin D. Cheitlin, Jamie Beth Conti, Elyse Foster, Tiny Jaarsma, Robert A. Kloner, Richard A. Lange, Stacy Tessler Lindau, Barry J. Maron, Debra K. Moser, E. Magnus Ohman, Allen D. Seftel, William J. Stewart on behalf of the American Heart Association Council on Clinical Cardiology, Council on Cardiovascular Nursing, ... mais »
Nine Things You Didn’t Know About TwitterBy PAUL BOUTINPublished: January 18, 2012 Enlarge This ImageTwitter, the minimalist-format social network that claims to have 100 million users, has built its reputation around its simplicity. Members can post to the service only in text messages of 140 characters or less. They can include a link to another site, or to a photo or video. They can repost other users’ messages on their own pages. They can send each other equally spartan private messages. That’s about it — or so it seems. Dongyun Lee Look more closely, and you’ll find that Twitter... mais »
Alzheimer
Rules Updated for Postmortem Dx of Alzheimer's By John Gever, Senior Editor, MedPage Today Published: January 18, 2012 Reviewed by Dori F. Zaleznik, MD; Associate Clinical Professor of Medicine, Harvard Medical School, Boston. * * - A new guideline for the National Institute on Aging and the Alzeimer's Association recommends the "ABC" system for standardizing neuropathologic staging of Alzheimer's brain pathology on autopsy. - Note that the "ABC" system scores beta-amyloid plaques, neurofibrillary tangles, and neuritic plaques for an assessment of neuropathologi... mais »
Milky Way
*Do Invisible Galaxies Swirl Around the Milky Way?* By MICHAEL D. LEMONICK Thursday, Jan. 19, 2012 NASA / MCT / Getty Images in Unless you're some kind of space nut, you're probably entirely unaware that the Milky Way, our home galaxy, isn't traveling through the cosmos alone. It's being shadowed by a litter of nearly a dozen dwarf galaxies that are far smaller and dimmer — a pack of cubs, you might say, yapping around the edges of the Mama Grizzly. If you widen your gaze to include a much larger swath of space, you'll find what's called the Local Group — a half-dozen full-size ga... mais »
conflicts of interest
QUOTATION OF THE DAY "Patients want to know they are getting treatment based on medical evidence, not a lunch or a financial relationship." ALLAN J. COUKELL, a consumer advocate at the Pew Charitable Trusts, on a rule that would require drug companies to disclose payments they make to doctors. U.S. to Force Drug Firms to Report Money Paid to Doctors By ROBERT PEAR Published: January 16, 2012 WASHINGTON — To head off medical conflicts of interest, the Obama administration is poised to require drug companies to disclose the payments they make to doctors for research, consulting, speak... mais »
About Dying
What Doctors Know — and We Can Learn — About Dying Physicians are more likely to sign advance directives and avoid rescue measures at the end of their lives By SHANNON BROWNLEE | @ShannonBrownlee | January 16, 2012 | * * [image: Getty Images] GETTY IMAGES Brownlee's latest book is*Overtreated: Why Too Much Medicine is Making Us Sicker and Poorer*. Last month, an essay posted by retired physician Ken Murray called “How Doctors Die” got a huge amount of attention, some negative but mostly positive. Murray tells the story of an orthopedic surgeon who, after being diagnosed with pancreat... mais »
O FUTURO DAS CIDADES
"O futuro das cidades", por Jean-Pierre Garnier *Indicado pela Dra. Maria Inês Reinert Azambuja* Le Monde Diplomatique *A luta por espaço * * * *A chegada, aos bairros operários, de grupos sociais pertencentes às classes de maior poder aquisitivo é vista, com frequência, como uma invasão. Para a maior parte dos moradores afetados, essa mudança significa especulação financeira e imobiliária, o que acelera sua expulsão e substituição por cidadãos mais abastados * por Jean-Pierre Garnier
Leucemia linfoide aguda
Causa revelada: leucemia linfoide aguda Pesquisadores descobrem mutação que provoca leucemia infantil e já estudam novos medicamentos para tratar a doença. A pesquisa é tema da seção ‘Em dia’ da edição atual da revista CH. Por: Sofia Moutinho Publicado em 12/01/2012 | Atualizado em 12/01/2012 [image: Causa revelada] Um aspirado de medula óssea de um paciente com leucemia. A doença é o tipo de câncer mais comum entre crianças e adolescentes e faz cerca de 2 mil novas vítimas por ano no Brasil. (imagem: Mary Ann Thompson) Uma equipe de pesquisadores do Brasil e de Portugal, em colaboraçã... mais »
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