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Archive for the ‘health’ category: Page 22

Aug 6, 2024

New substrate material for flexible electronics could help combat e-waste

Posted by in categories: health, robotics/AI, sustainability, wearables

Electronic waste, or e-waste, is a rapidly growing global problem, and it’s expected to worsen with the production of new kinds of flexible electronics for robotics, wearable devices, health monitors, and other new applications, including single-use devices.

A new kind of flexible substrate material developed at MIT, the University of Utah, and Meta has the potential to enable not only the recycling of materials and components at the end of a device’s useful life, but also the scalable manufacture of more complex multilayered circuits than existing substrates provide.

The development of this new material is described in the journal RSC Applied Polymers (“Photopatternable, Degradable, and Performant Polyimide Network Substrates for E-Waste Mitigation”), in a paper by MIT Professor Thomas J. Wallin, University of Utah Professor Chen Wang, and seven others.

Aug 5, 2024

BYU dietetics professor uses AI to create national glycemic index

Posted by in categories: biotech/medical, health, robotics/AI

PROVO — A new study from a BYU professor is giving insights into the quality of popularly consumed carbohydrates in the U.S. with a new glycemic index and database developed with the use of artificial intelligence.

Nutrition and dietetics professor Karen Della Corte developed a national glycemic index and glycemic load database that was published in the American Journal of Clinical Nutrition. A news release from BYU said the data offers insights into the “evolving quality of carbohydrates consumed in the United States, something that hadn’t been done previously.”

She hopes this database helps increase awareness on the importance of carbohydrate quality in one’s diet and how, with other lifestyle factors, it can help prevent diseases and extend an individual’s health span.

Aug 5, 2024

Measuring the Rotation of Polluting Plastic Particles

Posted by in categories: health, materials

New data on the rotation around both long and short axes of plastic strands may help researchers track and remove microplastics that pollute the ocean.

Pollution from tiny plastic particles (microplastics) increasingly threatens ocean and river ecosystems, and potentially human health, but researchers don’t have a good understanding of how and where these pollutants are transported by flowing waters. Now a research team has observed 1.2-mm-long, 10-µm-wide strands—similar to the most common type of microplastic particles—as they moved in turbulent flows mimicking those in natural environments [1]. The experiments reveal new aspects of their motion, including the rates at which fibers spin around their long axes. The researchers hope that their results will help engineers design structures that can concentrate plastics for easier removal.

Scientists currently have a limited understanding of where microplastics tend to accumulate in the environment, says fluid dynamics expert Alfredo Soldati of the Vienna University of Technology. Where plastics gather depends on natural fluid flows and on the nature of the plastic objects themselves.

Aug 4, 2024

Revolutionary DNA Nanotech Boosts Mass Cytometry by 500-Fold

Posted by in categories: biotech/medical, health, nanotechnology

ACE, a groundbreaking DNA-powered signal amplification technology, significantly enhances the sensitivity of mass cytometry, providing new insights into various biological and pathological processes.

Since the 1950s, researchers have employed “flow cytometry,” a renowned technique devised by Wallace Coulter, to characterize various types of immune cells in research studies and human blood samples. This method has significantly enhanced our understanding of immune cell development and provided innovative approaches for evaluating human health and diagnosing various blood cancers. Eventually, flow cytometry was extended to analyze other cell types as well.

In traditional flow cytometry, cell surface and intracellular proteins are detected with antibody molecules that are linked to fluorescent probes. However, while providing single-cell sensitivity, this method is limited in detecting multiple proteins by the number of fluorophores that can be clearly distinguished within the entire spectrum of fluorescent light.

Aug 2, 2024

The Term “AI” Has Become a Dirty Word in the World of Marketing

Posted by in categories: biotech/medical, health, robotics/AI

It seems that Silicon Valley giants, AAA game developers, and other companies desperately clinging to the AI trend and trying to integrate the technology into any product they own will soon have to rethink their marketing strategies, as a new study conducted by researchers from Washington State University indicates that using terms like “AI” or “artificial intelligence” in product descriptions can negatively impact sales.

To explore the impact of including “AI” in goods and service descriptions on consumers’ purchase intentions, the team conducted six experiments and surveyed over a thousand people, discovering that the use of these terms decreases purchase intention and lowers emotional trust, leading to what any company fears the most – diminishing sales numbers.

Furthermore, the researchers found that putting artificial intelligence in the spotlight can be even more detrimental when it comes to high-risk products – those consumers typically think twice about buying, such as expensive gadgets and medical services – compared to low-risk items, primarily because of the greater likelihood of incurring monetary losses or facing health risks.

Aug 2, 2024

Young Adult Health Habits Linked to Midlife Cognitive Decline

Posted by in categories: biotech/medical, health, neuroscience

A UCSF study reveals that higher inflammation levels in young adults are associated with poorer cognitive performance in midlife, underscoring the importance of lifestyle choices in reducing inflammation and preventing cognitive decline.

Higher levels of inflammation in young adults, associated with factors like obesity, physical inactivity, chronic illness, stress, and smoking, are linked to decreased cognitive function in midlife, according to a new study from UC San Francisco.

Researchers previously linked higher inflammation in older adults to dementia, but this is one of the first studies to connect inflammation in early adulthood with lower cognitive abilities in midlife.

Aug 2, 2024

Synthesis of ceramic nanospheres with tunable electromagnetic wave absorption performance

Posted by in categories: biotech/medical, health, internet, security

Microwave technology has dramatically progressed, marked by the arrival of the 5G era, owing to the advantages of electromagnetic waves in long-distance, wireless, and high-speed transmissions. However, electromagnetic wave pollution problems such as electromagnetic wave interference and electromagnetic wave radiation are becoming increasingly serious.

Electromagnetic wave pollution not only affects the normal operation of electronic equipment, greatly threatens the information security of the scientific community, but also endangers human health and is a possible cause of cancer and sensitized diseases.

SiOC precursor ceramics have great application potential in electromagnetic protection because of their advantages such as lightweight, high-temperature resistance, and molecular designability. The main challenge of polymer-derived ceramic-based composites for electromagnetic wave absorption is the single loss mechanism, resulting in inferior electromagnetic wave attenuation ability.

Aug 2, 2024

California city unveils nation’s first all electric vehicle police fleet

Posted by in categories: climatology, health, sustainability

A city in Southern California has become the first in the nation to replace its police patrol cars with electric vehicles, officials announced Monday, unveiling a fleet of 20 new Teslas.

South Pasadena on the edge of Los Angeles will replace its gas-guzzling police cruisers with the Teslas to help protect public health and fight climate change through reducing emissions. The Teslas will use new electric vehicle chargers installed at City Hall, officials said.

Aug 1, 2024

Regular aspirin use may help lower risk of colorectal cancer, study finds, especially for those with unhealthy lifestyles

Posted by in categories: biotech/medical, food, genetics, health

(CNN) — Regular aspirin use may keep the oncologist away, at least when it comes to colorectal cancer, according to a new study, and people with unhealthy lifestyles seemed to see the greatest benefit.

Colorectal cancer is the second most common cause of cancer death worldwide, predicted to cause more than 52,500 deaths in the US alone in 2023. About 153,020 people in the US were diagnosed with the condition in 2023, and it’s become much more prevalent among people under 55, with numbers more than doubling in this group from a decade ago, studies show.

The causes of colorectal cancer can be genetic, but certain lifestyle factors also seem to raise risk, including eating an unhealthy diet, not getting enough exercise, drinking alcohol, smoking and having a high body mass index.

Jul 31, 2024

Intense Exercise Boosts Seniors’ Brain Health Long-Term

Posted by in categories: health, neuroscience

Everyone knows that exercise helps both body and mind, but high-intensity interval training (HIIT) offers older adults an even greater boost for long-term brain health, compared to less intense workouts.

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