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Science News Archive November 2017 - Page 24


Page 24 of 42

What can Twitter reveal about people with ADHD?

Researchers analyzed 1.3 million tweets from users with self-reported ADHD diagnoses to understand their online behavior. The study found that people with ADHD tend to post messages related to lack of focus and mental exhaustion, often using words like 'hate' and 'sad'. This could help clinicians develop condition-specific apps that of...

SourceUniversity of Pennsylvania·JournalJournal of Attention Disorders·DateNov 13, 2017

Heart attack test could help patients across the globe, experts say

A low-cost rapid blood test can accurately rule out heart attack risk in nearly half of all patients with chest pain, saving millions from further tests and reducing healthcare costs. The test, which measures troponin levels in the blood, can identify a threshold level below which patients are unlikely to have had a heart attack.

SourceUniversity of Edinburgh·JournalJournal of the American Medical Association·DateNov 13, 2017

Fuel cell X-ray study details effects of temperature and moisture on performance

A recent study at Berkeley Lab's Advanced Light Source used X-ray-based imaging to investigate the effects of temperature and moisture on fuel-cell performance. The research found that even slight saturation produces nearly double thermal conductivity, while water evaporation increases dramatically at 120 degrees Fahrenheit.

SourceDOE/Lawrence Berkeley National Laboratory·JournalElectrochimica Acta·DateNov 13, 2017

Older people with bowel disease receive older medicines

A large registry study found that older adults with inflammatory bowel disease are more likely to consume healthcare services and undergo surgery than younger patients. The study also revealed a significant difference in medication between age groups, with younger patients receiving modern immunomodulating drugs and TNF inhibitors.

SourceKarolinska Institutet·JournalGASTROENTEROLOGY·DateNov 13, 2017

Early evidence of Near Eastern viniculture

Researchers discovered chemical evidence of grape wine in Georgia as early as 5400-5000 BC, and radiocarbon age determinations confirm Neolithic hunter-gatherers innovated viniculture around 5800-6000 BC. The study also found abundant grapes in the region during this period, highlighting deep historical roots of Georgian wine culture.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateNov 13, 2017

Eating regular variety of nuts associated with lower risk of heart disease

A study published in the Journal of the American College of Cardiology found that eating regular variety of nuts, including peanuts and walnuts, was associated with a lower risk of cardiovascular disease. Participants who consumed five or more servings of nuts per week had a significant reduction in cardiovascular disease risk.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateNov 13, 2017