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Archive for the ‘health’ category: Page 8

Feb 16, 2024

Nanomaterial with potential to tackle multiple global challenges could be developed without risk to human health

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

A revolutionary nanomaterial with huge potential to tackle multiple global challenges could be developed further without acute risk to human health, research suggests. The study is published in the journal Nature Nanotechnology.

Carefully controlled inhalation of a specific type of graphene—the world’s thinnest, super strong and super —has no short-term adverse effects on lung or cardiovascular function, the study shows. The first controlled exposure clinical trial in people was carried out using thin, ultra-pure graphene oxide—a water-compatible form of the material.

Researchers say further work is needed to find out whether higher doses of this graphene oxide material or other forms of graphene would have a different effect. The team is also keen to establish whether longer exposure to the material, which is thousands of times thinner than a human hair, would carry additional health risks.

Feb 15, 2024

Study: Traumatic brain injury leads to widespread changes in neural connections

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

A head injury serious enough to affect brain function, such as that caused by a car accident or sudden fall, leads to changes in the brain beyond the site of impact, Tufts University School of Medicine scientists report in the journal Cerebral Cortex. In an animal model of traumatic brain injury, the researchers found that both hemispheres work together to forge new neural pathways in an attempt to replicate those that were lost.

“Even areas far away from the injury behaved differently immediately afterward,” says first author Samantha Bottom-Tanzer, an MD/Ph. D. student in neuroscience at the School of Medicine. “Traumatic brain injury research tends to focus on the region of injury, but this study makes a good case that the entire brain can be affected, and imaging in distal regions can provide valuable information.”

Bottom-Tanzer and colleagues are the first to use an combining fluorescent sensors of neuronal activity and electrodes to record how many parts of the brain talk to each other after a brain injury. The team tracked neural activity in mice for up to three weeks post-injury during periods of exercise and rest.

Feb 14, 2024

Experimental implant could end the need for insulin injections

Posted by in categories: biotech/medical, health

A new kind of implant could one day make it far easier for people with type 1 diabetes to manage their disease. The insulin-making implant is a mixture of transplanted islets cells and medical technology, inserted just below the skin in a person’s arm, and if it perform well in clinical trials, it could potentially last for years.

The challenge: Insulin is a hormone that our bodies use to convert sugar in our blood into energy. People with type 1 diabetes don’t produce enough (or any) insulin — if left untreated, this causes dangerously high blood sugar levels, leading to serious health issues or even death.

Regularly checking blood sugar levels and injecting synthetic insulin when they’re high is the most common way to treat type 1 diabetes, but it isn’t the only way.

Feb 14, 2024

Effect of exercise for depression: systematic review and network meta-analysis of randomised controlled trials

Posted by in categories: health, lifeboat, neuroscience

Cecile G. Tamura ‎Lifeboat Foundation An effective treatment for depression from a systematic review of 200 unique RCTs:

Exercise.


Objective To identify the optimal dose and modality of exercise for treating major depressive disorder, compared with psychotherapy, antidepressants, and control conditions.

Continue reading “Effect of exercise for depression: systematic review and network meta-analysis of randomised controlled trials” »

Feb 14, 2024

Revolutionizing the Workforce: OpenAI-Backed Humanoids Show Remarkable Progress

Posted by in categories: health, robotics/AI

Explore India’s 2024 Health Budget’s focus on technology and AI, with insights into planned healthcare investments, the anticipation for open AI.

Feb 13, 2024

Mucus contains vital data to help address diseases such as inflammatory bowel disease and colon cancer

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

New research from UBC Okanagan could make monitoring gut health easier and less painful by tapping into a common—yet often overlooked—source of information: the mucus in our digestive system that eventually becomes part of fecal matter.

Researcher Dr. Kirk Bergstrom and post-graduate student Noah Fancy of UBCO’s Biology department have discovered a non-invasive technique to study MUC2, a critical gut protein, from what we leave behind in the bathroom.

Theie findings are published in the Journal of Biological Chemistry.

Feb 13, 2024

Drexel University researchers develop AI-guided robotic structural inspection system

Posted by in categories: health, information science, robotics/AI

Researchers based at the Drexel University College of Engineering have devised a new method for performing structural safety inspections using autonomous robots aided by machine learning technology.

The article they published recently in the Elsevier journal Automation in Construction presented the potential for a new multi-scale monitoring system informed by deep-learning algorithms that work to find cracks and other damage to buildings before using LiDAR to produce three-dimensional images for inspectors to aid in their documentation.

The development could potentially work to benefit the enormous task of maintaining the health of structures that are increasingly being reused or restored in cities large and small across the country. Despite the relative age of America’s built environment, roughly two-thirds of today’s existing buildings will be in use in the year 2050, according to Gensler’s predictions.

Feb 12, 2024

Oregon Confirmed a Human Case of the Bubonic Plague. It Was Likely Caused By a Cat

Posted by in categories: biotech/medical, health

A case of the bubonic plague has hit Oregon, and the likely cause was a cat.

Health officials in Deschutes County announced last week that a resident, who has not been identified, had been diagnosed with the plague, in the state’s first human case in eight years. The individual was likely infected by their cat, the department says.

“All close contacts of the resident and their pet have been contacted and provided medication to prevent illness,” said Dr. Richard Fawcett, the Deschutes County Health Services Officer.

Feb 12, 2024

How Obesity Dismantles our Mitochondria: Study reveals Key Mechanism behind Obesity-related Metabolic Dysfunction

Posted by in categories: biotech/medical, health

The number of people with obesity has nearly tripled since 1975, resulting in a worldwide epidemic. While lifestyle factors like diet and exercise play a role in the development and progression of obesity, scientists have come to understand that obesity is also associated with intrinsic metabolic abnormalities.

Now, researchers from University of California San Diego School of Medicine have shed new light on how obesity affects our mitochondria, the all-important energy-producing structures of our cells.

In a study published in Nature Metabolism, the researchers found that when mice were fed a high-fat diet, mitochondria within their fat cells broke apart into smaller mitochondria with reduced capacity for burning fat. Further, they discovered that this process is controlled by a single gene. By deleting this gene from the mice, they were able to protect them from excess weight gain, even when they ate the same high-fat diet as other mice.

Feb 11, 2024

Playing an Instrument linked to better Brain Health in Older Adults

Posted by in categories: health, media & arts, neuroscience

Engaging in music throughout your life is associated with better brain health in older age, according to a new study published by experts at the University of Exeter.

Scientists working on PROTECT, an online study open to people aged 40 and over, reviewed data from more than a thousand adults over the age of 40 to see the effect of playing a musical instrument—or singing in a choir—on brain health. Over 25,000 people have signed up for the PROTECT study, which has been running for 10 years.

The team reviewed participants’ musical experience and lifetime exposure to music, alongside results of cognitive testing, to determine whether musicality helps to keep the brain sharp in later life.

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