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Mar 29, 2024

Elon Musk on AGI Safety, Superintelligence, and Neuralink (2024) | EP #91

Posted by in categories: Elon Musk, health, robotics/AI

In this episode, recorded during the 2024 Abundance360 Summit, Peter and Elon discuss super-intelligence, the future of AI, Neuralink, and more.

Elon Musk is a businessman, founder, investor, and CEO. He co-founded PayPal, Neuralink and OpenAI; founded SpaceX, and is the CEO of Tesla and the Chairman of X.

Continue reading “Elon Musk on AGI Safety, Superintelligence, and Neuralink (2024) | EP #91” »

Mar 29, 2024

Groundbreaking Study Reveals Hidden Brain Risks in Heart Disease Patients

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

A new analysis involving over 13,000 people has found changes to blood vessels in the brain that can increase the risk of stroke and dementia are common in people with a range of heart conditions, regardless of whether they have experienced a stroke.

The new research, published in Neurology, the medical journal of the American Academy of Neurology, is the most comprehensive systematic review of ‘hidden’ brain changes in people with a range of heart conditions to date.

Lead author Dr Zien Zhou from The George Institute for Global Health said that identifying these changes could play an important role in choosing treatments for these patients.

Mar 29, 2024

Dengue fever outbreak in Puerto Rico creates public health emergency

Posted by in categories: biotech/medical, health

Cases of the mosquito-borne disease have exceeded historical figures in the island, said Puerto Rico’s health secretary, while 3.5 million cases and over 1,000 deaths have been reported in Latin America.

Mar 28, 2024

Could AI play a role in locating damage to the brain after stroke?

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

In a new study, AI processed text from health histories and neurologic examinations to locate lesions in the brain. The study, which looked specifically at the large language model called generative pre-trained transformer 4 (GPT-4), is published in the online issue of Neurology Clinical Practice.

A can cause long-term disability or even death. Knowing where a stroke has occurred in the brain helps predict long-term effects such as problems with speech and language or a person’s ability to move part of their body. It can also help determine the and a person’s overall prognosis.

Damage to the from a stroke is called a lesion. A neurologic exam can help locate , when paired with a review of a person’s health history. The exam involves symptom evaluation and thinking and memory tests. People with stroke often have brain scans to locate lesions.

Mar 28, 2024

People Unexpectedly Getting Pregnant on Ozempic and Wegovy

Posted by in categories: biotech/medical, health

On social media, a bizarre trend seems to be emerging: surprise pregnancies when taking the diabetes drug Ozempic and its sister weight loss shot Wegovy.

As People reports, there are a few reasons why people might be getting pregnant unexpectedly when taking these semaglutide-based injectable drugs.

For one thing, Dr. Iman Saleh — an obstetrician, gynecologist, and obesity medicine doctor at New York’s Northwell Health system — tells People that through a roundabout mechanism, the weight people lose on these drugs may be making them more fertile.

Mar 27, 2024

Chemicals Found In Popular Household Products Potentially Linked To Autism, Multiple Sclerosis, Study Suggests

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

“We hope our work will contribute to informed decisions regarding regulatory measures or behavioral interventions to minimize chemical exposure and protect human health,” Tesar said in a statement.

1.8 million. That’s how many people globally have multiple sclerosis, according to the World Health Organization. The agency also found around one in 100 children worldwide have been diagnosed with autism.

“Rigorous safety tests are in place for human health that are evaluated by [the] U.S. Environmental Protection Agency for approval and compliance with all regulatory guidelines,” Brian Sansoni, senior vice president for Communications, Outreach and Membership for the American Cleaning Institute, told Forbes. The ACI represents top cleaning product manufacturers like the Clorox Company and Procter & Gamble. “ACI member company manufacturers make product safety a top priority.” Quats have been known to be effective at killing bacteria, germs, viruses and mold. “The use of cleaning products, disinfectants and their chemistries contribute to public health in homes, schools, healthcare settings and communities every single day,” the ACI said.

Mar 27, 2024

Genetic secrets from 4,000-year-old teeth illuminate the impact of changing human diets over the centuries

Posted by in categories: genetics, health

Researchers at Trinity College Dublin have recovered remarkably preserved microbiomes from two teeth dating back 4,000 years, found in an Irish limestone cave. Genetic analyses of these microbiomes reveal major changes in the oral microenvironment from the Bronze Age to today. The teeth both belonged to the same male individual and also provided a snapshot of his oral health.

Mar 27, 2024

Human brains getting larger in size, and this may be good news for some

Posted by in categories: education, genetics, health, neuroscience

A new study has revealed that the size of human brains is getting larger, which means increased brain reserve and decreased chances of developing dementia. The researchers at UC Davis Health reached the conclusion by comparing the size of the brains of people born in the 1930s with those of people born in the 1970s. They noticed that the latter had 6.6 per cent larger brains. The study was published in JAMA Neurology.

“The decade someone is born appears to impact brain size and potentially long-term brain health,” said Charles DeCarli, first author of the study.

He further adds that genetics may also play a major role in determining the size of the brain. “Genetics plays a major role in determining brain size, but our findings indicate external influences — such as health, social, cultural and educational factors — may also play a role,” he said.

Mar 26, 2024

Specific Gut Microbes are Linked to a Lower Risk of Infection

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

There are trillions of microbes in the human gastrointestinal tract, each of which expresses its own genome, and carries out a variety of biochemical processes. Gut microbes can generate a variety of molecules that can have a significant impact on human health, such as vitamins, specially modified bile acids, and short-chain fatty acids (SCFAs).

SCFAs have fewer than six carbon atoms, and are found in a few major forms, including acetate, propionate, and butyrate. When we eat fibers that are tough to digest, gut microbes metabolize them instead, and generate SCFAs. Many links have been found between butyrate and human health; it is thought to have roles in the maintainence of epithelial barriers, prevention of gut inflammation in the gut and colorectal cancer, and oxidative stress relief.

Mar 26, 2024

Nanospikes: A Novel Approach to Virus-Killing Surfaces

Posted by in categories: biotech/medical, health

What non-invasive methods can be developed to kill viruses on site? This is what a recent study published in ACS Nano hopes to address as a team of international researchers have developed a silicon surface containing nanospikes capable of preventing viruses from replicating or killing them entirely. This study holds the potential to help develop a passive way of mitigating the spread of viruses within a myriad of environments, including scientific laboratories and healthcare facilities.

“Our virus-killing surface looks like a flat black mirror to the naked eye but actually has tiny spikes designed specifically to kill viruses,” said Dr. Natalie Borg, who is a senior lecturer in the STEM | Health and Biomedical Sciences at RIMT University and a co-author on the study. “This material can be incorporated into commonly touched devices and surfaces to prevent viral spread and reduce the use of disinfectants.”

For the study, researchers at the Melbourne Centre for Nanofabrication took inspiration from insects, some of which possess their own version of nanospikes on their wings that can damage fungi and bacteria. To produce the nanospikes, the team blasted smooth silicon wafers with ions, resulting in nanospikes measuring 290 nanometers in height and 2 nanometers thick, the latter of which is 30,000 times thinner than a human hair. They then tested their new material on the hPIV-3 virus, which is responsible for causing pneumonia and bronchitis, finding their nanospikes exhibited a 96 percent success rate in either preventing the virus from replicating or shredding them to pieces completely.

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