sábado, 6 de agosto de 2011

Health review


ANALYSIS

N.F.L. Falls Short of a Leap on H.G.H.

Some antidoping experts say that the true effectiveness and legitimacy of the league’s H.G.H. program will be known only when the league and the players’ union reveal the details.
Activists urged full financing for AIDS treatment during a demonstration in New York in June.

New H.I.V. Cases Steady Despite Better Treatment

The number of new infections has remained around 50,000 a year for a decade in the United States, but the epidemic is growing rapidly worse among young gay black men.

Medtronic Giving Yale Grant to Review Bone Growth Data

Medtronic said that it was giving $2.5 million to Yale to oversee a review of the study data that examined a bone growth product’s safety and effectiveness.
HOME TECH
WITHINGS BP MONITOR This $130 machine sends blood-pressure readings to your phone, and saves them for analysis.

A Dashboard for Your Body

Testing new health-related gadgets that track physical activity, measure blood pressure, and more.
RECIPES FOR HEALTH

Peach Vanilla Smoothie

Andrew Scrivani for The New York Times
This smoothie tastes a bit like peach ice cream, with a hint of vanilla.

Pfizer Is Said to Pursue Nonprescription Lipitor

Pfizer hopes to have an over-the-counter version of the world’s best-selling drug after it loses patent protection.

Cargill Recalls Ground Turkey Linked to Outbreak

Almost 36 million pounds of ground turkey were linked to salmonella that killed one person and sickened at least 76.
A U.S. Marine waited to take psychological tests at the Marine Corps Air Ground Combat Center in Twentynine Palms, Calif., in 2009.

Drugs Found Ineffective for Veterans’ Stress

Drugs prescribed to treat severe post-traumatic stress are no more effective than placebos, researchers reported.
SKIN DEEP
Jennifer Hudson revealed her weight loss in her Weight Watchers campaign last year.

When Dieting Becomes a Role to Play

Diet companies want to incorporate celebrities in their marketing, but those who lose weight in public can regain it in the spotlight, too.
WELL
Ahmed Ahmed Swaid, 50, sells qat (a stimulating plant leaf that is chewed) in Sanaa, Yemen, pictured here with dishes of fava beans, minced meat, lamb and saltah (a stew with beef and eggplant). Estimated calories pictured: 3,300.

Breaking Bread Everywhere, Plentifully or Pitifully

A photo exhibit in Boston is an anthropological exploration of the culture of eating that is both mouthwatering, repulsive and surprising.
ESSAY
DEPENDENT Amy Winehouse struggled with substance abuse.

Who Falls to Addiction, and Who Is Unscathed?

Genes, environment and psychology affect who uses drugs uneventfully and who is undone by them.
From The Magazine
A pediatric resident naps in an on-call room during an overnight shift. The TV is often left on for white noise.

The Phantom Menace of Sleep Deprived Doctors

Young doctors are no longer working long, stupor-inducing hours. So why aren’t hospitals any safer?
The Weekly Health Quiz
In the news: Amy Winehouse, chocolate and Oreos. Test your knowledge of this week’s health news.
Columns
PERSONAL HEALTH
FASTER THAN AN OPERATION The triangular forearm support may relieve shoulder pain in those with injured rotator cuffs.

Ancient Moves for Orthopedic Problems

It pays to know about methods of prevention and treatment for orthopedic problems that are low-cost and rely almost entirely on self-care.
REALLY?

The Claim: A Normal Heart Rate Is 60 to 100 Beats a Minute

Some researchers believe that an increased risk of stroke and heart disease at the upper end of that range may mean it's time to re-examine what's considered normal.
Podcast: Science Times
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This week: A race to the bottom of the ocean, an extinct marsupial comes to life and the psychology of addiction.
A Family Risk for Macular Degeneration
Dr. Stephen Rose of the Foundation Fighting Blindness responds to readers’ questions about the genetics of macular degeneration.
Money & Policy »

Sales of Pain Drugs Help Pfizer’s Profit Beat Forecasts

Sales of the company’s Lyrica pain pill and its Enbrel arthritis medicine topped analysts’ predictions.
Research »

Study Sheds Light on Auditory Role in Dyslexia

Scientists have come to believe that the reading difficulties of dyslexia are part of a larger puzzle: a problem with how the brain processes speech and puts together words from smaller units of sound.

Times Essentials
REPORTER'S FILE
Giovanna Poli is living with sickle cell disease.

Making Sickle Cell Disease a Manageable Illness

On most days Giovanna Poli acts like a typical 12-year-old, but she is living with sickle cell disease.

The Radiation Boom

Articles in this series examine issues arising from the increasing use of medical radiation and the new technologies that deliver it.
From the Book Review
Ned Zeman

‘The Rules of the Tunnel’

A depressed writer searches for answers to his problems in the lives of kindred sufferers.

Science review


The spacecraft Juno at Cape Canaveral on Thursday. It will make a five-year voyage to Jupiter and then orbit it for a year.
Justin Dernier/European Pressphoto Agency
The spacecraft Juno at Cape Canaveral on Thursday. It will make a five-year voyage to Jupiter and then orbit it for a year.
Sixteen years after the spacecraft Galileo explored Jupiter, NASA is preparing to send another craft, Juno, back.

Scientists Find Signs Water Is Flowing on Mars

Shifting dark streaks on the surface of Mars are signs that water is flowing there today, scientists said Thursday.
OBSERVATORY

Rare Mutation Causes Lack of Fingerprints

An Israeli doctor led a study of a Swiss family, half of whose members have a rare condition called adermatoglyphia.
OBSERVATORY
Infrared-sensing

Heat-Sensing Nose Helps the Vampire Bat Find Its Meals

The bats, which need a meal of blood every day or two, use their noses to detect heat where blood in their prey is close to the surface.
DRILLING DOWN
Carla Greathouse is the author of a report that documents a case of drinking water contamination from fracking.

A Tainted Water Well, and Concern There May Be More

Industry executives as well as regulators have said that fracking has never contaminated underground drinking water. But there is at least one documented case.
SCIENTIST AT WORK BLOG
A colleague cleaning off a scarp face to describe stratigraphy, look for charcoal, and possibly sample.

Digging Around for Snails

In order to date landslide deposits in Sichuan, China, scientists look for bones, charcoal and fossil snails.
Science Times: Aug. 2, 2011
DOWN, DOWN, DOWN Richard Branson, the Virgin Atlantic founder, is planning his craft's first deep dive this year.
John M. Heller/Getty Images
DOWN, DOWN, DOWN Richard Branson, the Virgin Atlantic founder, is planning his craft's first deep dive this year.
A group of rich daredevils, including James Cameron, Richard Branson and Eric E. Schmidt, are investing in submersibles to explore the ocean’s deepest spot.
REMARKABLE CREATURES
GHOSTLY An aboriginal rock painting of a thylacine, made several thousand years ago in northern Australia. The last thylacine died in captivity in 1936.

Call of the Thylacine: Protect the Wild

In an Australian journey, a painting of an extinct marsupial was a reminder of how fragile species are.
NEWS ANALYSIS

Particle Accelerators Full of Spin and Fury, Signifying Something

Trying to keep up with particle physics after a year of rumors and hints of what could be big discoveries is difficult unless you have a scorecard.
FEATHERED A chicken-size 155-million-year-old dinosaur found in China.

Birdlike Dinosaur Fossil May Shake Up the Avian Family Tree

A Chinese fossil representing a previously unknown species of birdlike dinosaur could represent the final straw in the theory that Archaeopteryx was the earliest bird.
PLUNDER Ruins at Monte Alban in Oaxaca, Mexico. A wave of new research holds that early states arose from warring chiefdoms as populations grew.

Sign of Advancing Society? An Organized War Effort

Organized hostilities between chiefdoms required that people subordinate individual self-interest to that of the group.
Health News
Activists urged full financing for AIDS treatment during a demonstration in New York in June.

New H.I.V. Cases Steady Despite Better Treatment

The number of new infections has remained around 50,000 a year for a decade in the United States, but the epidemic is growing rapidly worse among young gay black men.
ESSAY
DEPENDENT Amy Winehouse struggled with substance abuse.

Who Falls to Addiction, and Who Is Unscathed?

Genes, environment and psychology affect who uses drugs uneventfully and who is undone by them.
More Multimedia

VIDEO: Life Out There: Eden in a Test Tube

To better recognize extraterrestrial life should they come upon it, scientists are working to create simple life forms in a lab. But, as Dennis Overbye reports, they first have to agree what life is.

INTERACTIVE GRAPHIC: 30 Years of the Space Shuttle

An interactive timeline of the 135 space shuttle missions.

VIDEO: Nora Volkow

An interview with the neuroscientist in charge of the National Institute on Drug Abuse, who also happens to be the great-granddaughter of Leon Trotsky.

Rock-Paper-Scissors: You vs. the Computer

Test your strategy against the computer in this rock-paper-scissors game illustrating basic artificial intelligence.
Seth MacFarlane is producing a new version of “Cosmos,” the 1980 mini-series from Carl Sagan, for Fox.

‘Family Guy’ Creator Part of ‘Cosmos’ Update

Fox’s new version of “Cosmos,” the 1980 mini-series from Carl Sagan, will have Seth MacFarlane as a producer and revisit Sagan’s explorations of existence at its most massive and microscopic.
From the Book Review

‘The Theory That Would Not Die’

The controversial history of the mathematical theorem that tells us when we should change our minds.
Science Columns
Q & A

The Pink and the Blue

The plant’s color is determined by the aluminum it does or does not absorb through its roots.
OBSERVATORY

Tracing Social Networks of the Asian Elephant

New research shows that while Asian elephants may change their day-to-day associations, they maintain a larger, stable network from which they pick their companions.
OBSERVATORY
The Marcgravia evenia plant has dish-shaped leaves that bounce back echoes that bats can identify through echolocation.

A Vine’s Acoustics Send a Bat Signal

The plant, Marcgravia evenia, has dish-shaped leaves that reflect sounds especially well, making it easy for bats to identify it though echolocation.
OBSERVATORY
Tree rings can help estimate past climate reliably — unless sheep are involved.

Nibblers Affect Climate Tales That Tree Rings Tell

Analyzing past climate conditions using tree rings is complicated when the trees have been food for animals, researchers have found.
Podcast: Science Times
Science Times Podcast
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This week: A race to the bottom of the ocean, an extinct marsupial comes to life and the psychology of addiction.
Health Columns
PERSONAL HEALTH
FASTER THAN AN OPERATION The triangular forearm support may relieve shoulder pain in those with injured rotator cuffs.

Ancient Moves for Orthopedic Problems

It pays to know about methods of prevention and treatment for orthopedic problems that are low-cost and rely almost entirely on self-care.
REALLY?

The Claim: A Normal Heart Rate Is 60 to 100 Beats a Minute

Some researchers believe that an increased risk of stroke and heart disease at the upper end of that range may mean it's time to re-examine what's considered normal.