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The U.S. Preventive Services Task Force has concluded that the evidence is currently inadequate to weigh the benefits and harms of primary care screening for impaired visual acuity in older adults. These findings form the basis of a final recommendation statement

USPSTF: Evidence Lacking for Visual Acuity Screening in Seniors

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Grade I recommendation for asymptomatic adults aged 65 years or older without vision problems
Short-term exposure to air pollutants adversely affects glucose tolerance

Air Pollution Tied to Adverse Effect on Metabolic Parameters

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Adverse effects on glucose tolerance, insulin sensitivity, blood lipids in Mexican-Americans
Individuals with a history of syncope may be almost twice as likely as others to get into a car crash

Car Crash Risk May Nearly Double in Patients With Syncope

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But whether lost consciousness is the cause isn't clear, researchers say
A new boxed warning is needed on the Essure implantable birth control device

FDA Adds Boxed Warning Requirement to Essure Device

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In addition, manufacturer Bayer must conduct further study of real-world risks
Chinese herbal medicine and Western medicine have different effects as causes of drug-induced liver injury

Drug-Induced Liver Injury From Chinese, Western Meds Varies

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Cases caused by Chinese herbal medicine have more hepatocellular injury and higher mortality
Current cardiovascular disease risk algorithms are valid for black adults

Cardiovascular Disease Risk Algorithms Valid for Black Adults

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Reclassification improvement not much different for new model versus FHS, ACA/AHA risk algorithms
Although many pediatric patients undergo tonsillectomy and adenoidectomy in ambulatory settings

Risk Higher in Younger Children for Tonsillectomy Complications

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Inpatient setting advised for tonsillectomy and adenoidectomy in younger children
Transgender children who have socially transitioned and are supported to live openly as the gender "opposite" their natal sex do not have elevations in depression

No Increase in Depression for Supported Transgender Children

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Transgender children who have socially transitioned have only minimal elevations in anxiety
The U.S. Food and Drug Administration has issued an Emergency Use Authorization for a diagnostic tool for Zika virus that will be distributed to qualified laboratories

FDA Approves Emergency Use of CDC Test for Zika Virus

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CDC says emergency action to bolster U.S. laboratory capacity for Zika testing
In a media statement issued by the U.S. Centers for Disease Control and Prevention

CDC Issues Advice for Travel to Rio 2016 Summer Olympics

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Pregnant women should consider not travelling to the 2016 Olympics, Paralympics