Latest news with #MatthewCampen
Economic Times
17-05-2025
- Health
- Economic Times
Health emergency: Human brain becoming a plastic storehouse, linked to dementia surge in US; current situation and precautionary measures
TIL Creatives Microplastics are now found in human brains, linked to rising dementia cases in the US. Protect yourself by reducing plastic exposure It's in the deepest trenches of the ocean, the peaks of the Himalayas, and even the air we breathe. Plastic has crept into every corner of our world. Now, scientists say it's infiltrating something far more personal. In a concerning revelation, scientists have discovered that microplastics, tiny fragments of plastic less than 5 millimeters in size, are accumulating in human brains, potentially contributing to the rise of dementia in the United States. These tiny particles can accumulate in the body, with prior research linking them to various forms of cancer, including skin, breast, cervical, and colorectal, as well as testicular cancer, Alzheimer's disease, and now dementia. A study conducted by researchers at the University of New Mexico analyzed brain tissue from 54 autopsies, spanning from 2016 to 2024. Remarkably, every sample contained microplastics, with concentrations increasing by 50% over the eight years. On average, the amount found was equivalent to the mass of a plastic spoon. Dr. Matthew Campen, the study's lead author and a toxicologist at the University of New Mexico, expressed his surprise and said, "I never would have imagined it was this high." The researchers identified 12 different plastic polymers in the brain tissues, with polyethylene, a material commonly used in packaging and containers, being the most individuals diagnosed with dementia exhibited up to ten times more microplastics in their brain tissue compared to those without the microplastics, especially those measuring 200 nanometers or smaller, can cross the blood-brain barrier, a protective shield that typically prevents harmful substances from entering the brain. Once inside, they may trigger inflammation, disrupt neurological signaling, and potentially contribute to the development of neurological Gary Small, chair of psychiatry at Hackensack University Medical Center, emphasized caution: "Current findings in relation to dementia do not prove a causal relationship, but they are still cause for concern."These particles likely enter the body through contaminated food and beverages. For instance, significant levels of microplastics have been found in store-bought meat. Professor Campen noted, "The way we irrigate fields with plastic-contaminated water, we postulate that the plastics build up there." Over time, these chemicals may accumulate in fields as a result of feeding crops to livestock and fertilizing fields with their disease is escalating at an alarming rate in the United States, with over 7 million Americans currently living with the condition. That number is expected to climb to nearly 13 million by 2050, driven largely by the aging population. Around 1 in 9 Americans aged 65 and older now lives with Alzheimer's, with women About 200,000 Americans under 65 are believed to be living with younger-onset dementia. As the baby boomer generation continues to age, these numbers are projected to cost of Alzheimer's is not just measured in lives affected—it's also placing a staggering burden on the U.S. economy. In 2025, health and long-term care costs for those living with dementia are projected to hit $384 billion, with that number expected to approach $1 trillion by 2050. In response to these findings and the current situation in the country, health professionals recommend several strategies to reduce microplastic exposure: Use alternatives to single-use plastics : Opt for glass or stainless steel containers instead of plastic ones. : Opt for glass or stainless steel containers instead of plastic ones. Install water purifiers : Filtering tap water can significantly reduce microplastic intake. : Filtering tap water can significantly reduce microplastic intake. Choose natural fibers: Select clothing and textiles made from natural materials over synthetic fabrics. The detection of microplastics in every human brain sample analyzed highlights the widespread reach of plastic pollution and its potential implications for human health.
Time of India
17-05-2025
- Health
- Time of India
Health emergency: Human brain becoming a plastic storehouse, linked to dementia surge in US; current situation and precautionary measures
It's in the deepest trenches of the ocean, the peaks of the Himalayas, and even the air we breathe. Plastic has crept into every corner of our world. Now, scientists say it's infiltrating something far more personal. In a concerning revelation, scientists have discovered that microplastics , tiny fragments of plastic less than 5 millimeters in size, are accumulating in human brains, potentially contributing to the rise of dementia in the United States. These tiny particles can accumulate in the body, with prior research linking them to various forms of cancer , including skin, breast, cervical, and colorectal, as well as testicular cancer, Alzheimer's disease, and now dementia. 5 5 Next Stay Playback speed 1x Normal Back 0.25x 0.5x 1x Normal 1.5x 2x 5 5 / Skip Ads by by Taboola by Taboola Sponsored Links Sponsored Links Promoted Links Promoted Links You May Like 15 Most Beautiful Female Athletes in the World Click Here A study conducted by researchers at the University of New Mexico analyzed brain tissue from 54 autopsies, spanning from 2016 to 2024. Remarkably, every sample contained microplastics, with concentrations increasing by 50% over the eight years. On average, the amount found was equivalent to the mass of a plastic spoon. Dr. Matthew Campen, the study's lead author and a toxicologist at the University of New Mexico, expressed his surprise and said, "I never would have imagined it was this high." Live Events The researchers identified 12 different plastic polymers in the brain tissues, with polyethylene, a material commonly used in packaging and containers, being the most prevalent. Alarmingly, individuals diagnosed with dementia exhibited up to ten times more microplastics in their brain tissue compared to those without the condition. These microplastics, especially those measuring 200 nanometers or smaller, can cross the blood-brain barrier, a protective shield that typically prevents harmful substances from entering the brain. Once inside, they may trigger inflammation, disrupt neurological signaling, and potentially contribute to the development of neurological disorders. Dr. Gary Small, chair of psychiatry at Hackensack University Medical Center, emphasized caution: "Current findings in relation to dementia do not prove a causal relationship, but they are still cause for concern." These particles likely enter the body through contaminated food and beverages. For instance, significant levels of microplastics have been found in store-bought meat. Professor Campen noted, "The way we irrigate fields with plastic-contaminated water, we postulate that the plastics build up there." Over time, these chemicals may accumulate in fields as a result of feeding crops to livestock and fertilizing fields with their waste. Current situation in the US Alzheimer's disease is escalating at an alarming rate in the United States, with over 7 million Americans currently living with the condition. That number is expected to climb to nearly 13 million by 2050, driven largely by the aging population. Around 1 in 9 Americans aged 65 and older now lives with Alzheimer's, with women About 200,000 Americans under 65 are believed to be living with younger-onset dementia. As the baby boomer generation continues to age, these numbers are projected to grow. The cost of Alzheimer's is not just measured in lives affected—it's also placing a staggering burden on the U.S. economy. In 2025, health and long-term care costs for those living with dementia are projected to hit $384 billion, with that number expected to approach $1 trillion by 2050. How to stay alert and safe? In response to these findings and the current situation in the country, health professionals recommend several strategies to reduce microplastic exposure: Use alternatives to single-use plastics : Opt for glass or stainless steel containers instead of plastic ones. Install water purifiers : Filtering tap water can significantly reduce microplastic intake. Choose natural fibers : Select clothing and textiles made from natural materials over synthetic fabrics. The detection of microplastics in every human brain sample analyzed highlights the widespread reach of plastic pollution and its potential implications for human health.
Daily Mail
16-05-2025
- Health
- Daily Mail
Scientists discover toxic substance hiding in 100% of people's brains... and 'it explains rise of dementia in US'
Scientists have made a startling study in the human brain that could be fueling the rise of dementia in the US They analyzed brain tissue from 54 autopsies, discovering that every sample contained microplastics, equivalent in mass to an entire plastic spoon. Microplastics are small plastic pieces that are less than 5mm in size and insoluble in water. They are harmful for environment and lead to plastic pollution. These tiny particles can accumulate in the body, with prior research linking them to various forms of cancer—including skin, breast, cervical, and colorectal—as well as testicular cancer, Alzheimer's disease, and dementia. The researchers found that individuals diagnosed with dementia exhibited up to ten times more microplastics in their brain tissue compared to those without this condition. Although the study does not directly connect them, it does show a relationship between the accumulation of microplastics and neurological disorders. Lead author Professor Matthew Campen of the University of New Mexico emphasized the urgency of understanding how these particles penetrate the brain's protective barriers—and what damage they may cause over time. 'I never would have imagined it was this high,' he said. Professor Campen, a toxicologist, said microplastic levels in the human brain have increased by 50 percent over the past eight years, mirroring the global rise in plastic pollution. To investigate this trend, Campen's team analyzed brain tissue samples provided by the New Mexico Office of the Medical Investigator, which is legally required to retain autopsy tissue for seven years before disposal. The samples were taken during autopsies in 2016 and 2024. All samples were taken from the frontal cortex—the brain region located above and behind the eyes, Campen noted. To isolate microplastics, the tissues were dissolved using a specialized chemical process that left behind a pellet of undissolved material. This pellet was then heated, allowing researchers to capture the gas emissions released as the plastics burned. Using this technique, the team detected and measured 12 different plastic polymers. The most common was polyethylene, a material widely used in packaging and containers such as bottles and cups. On average, the brain tissue contained about 4,800 micrograms of microplastic per gram —roughly equivalent to the weight of a plastic spoon. Researchers also discovered clusters of sharp plastic shards measuring 200 nanometers or smaller—not much larger than some viruses. Microplastics—especially nanoplastics—can cross the blood-brain barrier, a protective shield that typically prevents harmful substances from entering the brain. Once inside, these tiny particles may trigger inflammation, disrupt neurological signaling, and potentially contribute to the development of neurological disorders. While scientists are still investigating the direct impact of microplastics on human health, animal studies have shown that exposure can lead to behavioral changes, memory impairment, and reduced motor coordination. Dr Gary Small, chair of psychiatry at Hackensack University Medical Center, emphasized that current findings in relation to dementia do not prove a causal relationship, but they are still cause for concern. The most common plastics identified in brain samples were polyethylene and polypropylene, materials widely used in packaging, containers, and everyday consumer goods. These particles most likely enter the body through contaminated food and beverages. According to Professor Campen, the research team even found significant levels of microplastics in store-bought meat. To that he added, 'The way we irrigate fields with plastic-contaminated water, we postulate that the plastics build up there.' Over time, chemicals may accumulate in fields as a result of the feeding of crops to livestock and the fertilization of fields with their waste. A study conducted by the Ocean Conservancy found that highly processed protein products—such as fish sticks, chicken nuggets, and plant-based burgers—contained significantly more microplastics per gram than minimally processed alternatives. In response, health professionals recommend several strategies to reduce microplastic exposure. These include using glass or stainless steel containers instead of single-use plastics, installing water purifiers, and choosing natural fibers over synthetic fabrics. The study's findings have sparked growing calls for urgent action to limit microplastic exposure. Advocates are also pushing for stricter regulations on plastic production and waste management to curb environmental pollution at its source. The detection of microplastics in every human brain sample analyzed underscores the widespread reach of plastic pollution—and its potential implications for human health. As scientists continue to investigate the long-term effects of microplastic exposure, experts stress the importance of taking preventive steps now to reduce risk and safeguard public health.
Gulf News
18-04-2025
- Health
- Gulf News
Microplastics detected in human brain tissue: Could they be linked to dementia?
A spoonful of microplastic in your brain? Shocking new study reveals what's inside us Last updated: Zainab Husain, Features Writer Dubai: Microplastics, tiny plastic particles less than 5 millimetres in size, have already been discovered in human breast milk, Antarctic sea ice, the Mariana Trench (the world's deepest ocean trench), and drinking water. Now, these ever-present particles have made their way into the human brain, according to new research published in Nature Medicine in February. Researchers from the University of New Mexico Health Sciences found that the human brain may contain up to a disposable spoon's worth of these tiny plastic shards. What alarmed scientists and the media alike was the study's finding that individuals with dementia had significantly more microplastics in their brains than those without the condition. Alarming levels in brain tissue The study examined brain, liver, and kidney tissue samples from 28 people who died in 2016 and 24 who died in 2024, all in New Mexico. Among all organs studied, microplastic concentrations were highest in brain tissue and were particularly elevated in the 2024 samples compared to those from 2016. Professor Matthew Campen, a pharmaceutical sciences expert at the University of New Mexico, told The New York Times that the plastics detected were far smaller than previously recorded. This may help explain how they bypass the body's natural defences to infiltrate critical organs. Should we be worried? While the findings suggest a potential link between microplastics and cognitive decline, scientists, including Dr Campen have emphasised that the research is still in its early stages. The study does not definitively conclude that microplastics cause dementia. Dr Qamar Bashir Mirza, a specialist in neurology at Aster Cedars Hospital and Clinic in Jebel Ali, echoed this caution in a statement to Gulf News, noting that the discovery of microplastics in brain tissue is a 'complex issue' and that the 'jury is still out.' Ongoing research aims to better understand the neurological implications. Although the cause-and-effect relationship is not yet clear, that does not mean we should be complacent and continue our lives without making changes to reduce our exposure to microplastics, particularly as polyethene, the most commonly found plastic in the study, accounted for 75 per cent of the total. Widely used in plastic bags and food and drink packaging (which the UAE is currently phasing out), these particles were mostly detected in the brain as 'nanoplastic' shards. Microplastics and the brain: A potential link to cognitive issues 'It seems microplastics in the brain disrupt cellular processes. Hypothetically, their presence could affect the integrity of neural networks, but conclusive evidence is awaited,' said Dr Mirza. He added that the size, shape, and chemical composition of microplastics likely play a role in determining their biological effects. Microplastics have previously been detected throughout the human body including in the blood, saliva, liver, kidneys, lungs, and placenta. These particles can cause inflammation and disrupt hormones, and it is plausible they trigger similar responses in brain tissue. 'Inflammation is a key factor in many neurodegenerative diseases, including Alzheimer's and Parkinson's. However, it is premature to conclude that microplastics directly increase the risk of such conditions. It seems from the latest findings that plastics can breach the blood-brain barrier, persist in neural tissue, and interact with brain cells,' he explained. Although further research is needed to establish a link between microplastics and cognitive decline, Dr Mirza emphasised that one key takeaway from these findings is the urgent need for continued vigilance and the importance of reducing microplastic exposure through mindful lifestyle choices. How microplastics enter our bodies and homes Given that microplastics are virtually everywhere, avoiding them entirely is nearly impossible. To reduce exposure, it's important to understand how they enter our environments and, ultimately, our plates, homes, and bodies. 'Microplastics are tiny plastic fragments, often invisible to the naked eye, and less than 5 millimetres in diameter. They are created when everyday items like tyres and plastic bags, break down,' said Dima Maroun, a UAE-based environmental scientist and Chief Sustainability Officer, as well as co-founder of Thriving Solutions, with over 20 years of experience in the environmental and sustainability field, in an interview with Gulf News. Microplastics infiltrate homes and bodies through a variety of common household and personal products. 'Primary microplastics are intentionally manufactured to be small, such as microbeads in personal care products and pre-production plastic pellets known as nurdles,' Maroun said. Secondary microplastics, on the other hand, come from the breakdown of larger plastic items. 'This includes bottles, toys, bags, and packaging. Exposure to elements like wind, sunlight, and water causes these items to break down, eventually turning into microplastics,' she added. Another significant route of microplastic exposure is through bioaccumulation in ecosystems. Maroun compared this to how pesticides accumulate in animal fat tissue over time. When smaller animals ingest toxins and are then eaten by predators, the concentration of these toxins increases as they move up the food chain. 'This same process applies to microplastics in marine ecosystems, posing a health risk not only to sea life but also to humans who consume seafood as part of their diet,' she noted. Is it possible to avoid microplastics in my daily life? Rather than asking how to avoid microplastics altogether, a more practical question is how to reduce your exposure at home and in your everyday routine. With microplastics now found in nearly every part of the human body and in even the most remote corners of the planet small, conscious changes can help reduce interaction. Here are a few pointers on how you can create an 'anti-microplastic' environment in your home, according to Maroun: Choose natural cleaning materials like cotton cloths or cellulose sponges instead of synthetic microfibre ones. Support brands that use sustainable materials in their products. Air-dry clothes rather than using a tumble dryer, to minimise synthetic fibre shedding. Install a washing machine filter to capture microplastics before they reach the water system. Use air purifiers with HEPA filters in rooms with synthetic textiles. Clean with a vacuum equipped with a HEPA filter. Reduce the use of plastic packaging when shopping for food. Avoid microwaving food in plastic containers. Wash fresh produce thoroughly to remove surface microplastics. Maroun emphasised that meaningful, long-term impact requires collective action. This includes investment in improved waste management infrastructure to ensure proper collection, recycling, and disposal of plastic waste, preventing it from leaking into the natural environment. Equally important is the enforcement of policies banning single-use plastics, a step already taken in Dubai and across the UAE. Holding corporations accountable and encouraging businesses to adopt sustainable practices throughout their supply chains is also critical. Public awareness campaigns can play a key role by educating people on the risks and health impacts of microplastics, driving behavioural change across communities. 'Investment in scientific research is vital to understand the long-term environmental and health consequences of microplastics,' Maroun concluded. 'Science-based policy and technological innovation will be key to tackling this growing issue.'
Yahoo
14-04-2025
- Health
- Yahoo
Scientists sound alarm after making disturbing discovery while studying human brains: 'This stuff is increasing in our world exponentially'
Plastic pollution isn't just an ocean issue anymore — it is a lot closer to home than you might think. A recent study revealed that the average human brain may contain the equivalent of a whopping five plastic bottle caps' worth of microplastics. The New York Times took a deeper dive into the topic on the heels of that study making the rounds in February, showing that scientists are only beginning to scratch the surface of what this could mean for our health. In a groundbreaking study led by researchers at the University of New Mexico, scientists found that brain samples from 2024 contained nearly 50% more microplastics than those from just eight years ago. The average brain held roughly seven grams of plastic — the same as a disposable spoon. More concerning still, the researchers observed higher levels of microplastics in the brains of people with dementia, though as the Times noted, the scientists at the lab "noted that might be because those brains have a more porous blood-brain barrier and are less able to clear toxins." Similar plastic particles have already been found in the human placenta, bloodstream, and even a baby's first stool. As plastic accumulation balloons in the environment, it mirrors this growth in our bodies. "This stuff is increasing in our world exponentially," toxicologist Dr. Matthew Campen told The New York Times. Once they enter the human body, some microplastic particles are so small they can pass through critical barriers and lodge in organs like the brain. While scientists haven't yet nailed down how much plastic is too much, early research findings suggest nothing short of dangerous. Cue the groans of hopelessness. "I don't think I've talked to a single person who's said: 'Fantastic! Love to know that there's all that plastic in my brain,'" Dr. Campen told the Times. Current research shows links between microplastics and serious health issues, including cognitive decline, reproductive concerns, immune system disruption, memory loss, hormonal disruptions, and even developmental problems in children. And because most of this plastic waste is decades old, it's not just a problem of the future — it's already here. Additionally, since microplastics also seep into the soil, water, and pollute the ecosystems, they pose a threat not only to people, but also to the wildlife and food systems we rely on. In short, this isn't simply a medical concern — it is a public health and environmental challenge with severe global implications. Do you think we use too much plastic in America? Definitely Only some people Not really I'm not sure Click your choice to see results and speak your mind. The Times' deep dive, which has many more fascinating details, noted that Dr. Campden's team is continuing its research and "now studying tissue from cross-sections of a single brain to find out whether certain regions have higher microplastics concentrations and whether that could be linked to issues like Parkinson's or memory loss." While researchers continue to investigate the health impacts of microplastics, efforts are already underway to tackle the problem from multiple fronts. Countries like France, England, and India have introduced bans on common single-use plastics, while cities including Los Angeles and New York are restricting items like Styrofoam and plastic produce bags. From the scientific viewpoint, researchers are developing new materials that break down more easily and are even testing innovative ways to filter microplastics from water. On the individual level, practicing habits like swapping out single-use plastics for reusable alternatives, avoiding microwaving food in plastic containers, and using microfiber-catching laundry bags can all go a long way. Join our free newsletter for weekly updates on the latest innovations improving our lives and shaping our future, and don't miss this cool list of easy ways to help yourself while helping the planet.
