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Researchers have developed a blood test that they say could help neurologists detect Parkinson's disease and track the illness as it progresses. The study was published online Feb. 2 in the Proceedings of the National Academy of Sciences.

Biomarkers Show Potential for Parkinson’s Diagnosis

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Researchers also hope it will help doctors track treatment
Although fewer Americans are smoking and more communities have smoke-free laws

Secondhand Smoke Exposure Down But Still Too High

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Two out of five children breathing in secondhand smoke
Lung cancer has overtaken breast cancer as the leading cancer killer of women in developed countries

Lung Cancer Now Leads Cancer Mortality in Developed Nations

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Leading cancer killer of American women for many years

January 2015 Briefing – Pathology

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Here are what the editors at HealthDay consider to be the most important developments in Pathology for January 2015. This roundup includes the latest...
Bacteria may offer a new way to treat cancer

CIO: Bacteria Could Be Useful in Fight Against Cancer

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Weakened strain of Clostridium novyi-NT bacteria thrives in low oxygen environment
Estrogen and estradiol may help protect against lead's harmful effects on the frontal areas of the brain

Estrogen May Lessen Cognitive Effects of Lead Exposure

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May explain why lead exposure is less likely to cause brain damage in girls than in boys
Patient engagement initiatives can decrease costs without sacrificing quality care

Patient Engagement Can Cut Costs, Improve Outcomes

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Initiatives can decrease hospital visits, cut morbidity and mortality, up treatment adherence
Use of topical dapsone may have led to the development of methemoglobinemia

Topical Acne Gel Linked to Methemoglobinemia

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Teen developed blood disorder after using Aczone for a week
The United States has seen more cases of measles in January than it usually does in an entire year

CDC: Measles Cases in January Top Typical Load for Entire Year

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Spread driven largely by outbreak that started at Disney theme parks in California in December
Although the overall rate of colorectal cancer has fallen in recent decades

Colorectal Cancer Rates on Rise in Young Americans

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Still, only 10 percent of cases occur in younger group, researchers find