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                    <title>Medical Xpress - latest medical and health news stories</title>
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            <description>Medical Xpress internet news portal provides the latest news on Health and Medicine.</description>

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                    <title>FDA approves first new sunscreen ingredient in two decades</title>
                    <description>The U.S. Food and Drug Administration (FDA) has approved bemotrizinol (BEMT) for use in over-the-counter sunscreen products.</description>
                    <link>https://medicalxpress.com/news/2026-06-fda-sunscreen-ingredient-decades.html</link>
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                    <pubDate>Wed, 10 Jun 2026 21:00:03 EDT</pubDate>
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                    <title>Heat could pose threat to World Cup workers: Even low-intensity work can be harmful, study finds</title>
                    <description>Heat could pose a danger to workers at the upcoming FIFA World Cup, according to a new study from the University of Georgia.</description>
                    <link>https://medicalxpress.com/news/2026-06-pose-threat-world-cup-workers.html</link>
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                    <pubDate>Tue, 09 Jun 2026 10:20:02 EDT</pubDate>
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                    <title>A popular joint pain supplement may accelerate dementia</title>
                    <description>New research has found an association between taking glucosamine, a popular over-the-counter supplement used for joint pain, and a higher likelihood of progressing from mild cognitive impairment to Alzheimer&#039;s disease. The finding by University of Florida neuroscientists is based on a large retrospective analysis of patients&#039; records as well as supporting data from advanced imaging technology used to scan human brain specimens and Alzheimer&#039;s disease mouse models.</description>
                    <link>https://medicalxpress.com/news/2026-06-popular-joint-pain-supplement-dementia.html</link>
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                    <pubDate>Tue, 09 Jun 2026 05:00:09 EDT</pubDate>
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                    <title>Melanoma cases and deaths highest among Florida&#039;s older adults</title>
                    <description>Florida&#039;s year-round sunshine and intense ultraviolet (UV) exposure help drive one of the nation&#039;s heaviest skin cancer burdens, with older adults shouldering much of the impact. A new study from Florida Atlantic University&#039;s Charles E. Schmidt College of Medicine shows that melanoma—the deadliest form of skin cancer—continues to disproportionately affect Florida&#039;s senior population, revealing persistent gaps in both diagnosis and mortality across sex, race and ethnic groups.</description>
                    <link>https://medicalxpress.com/news/2026-06-melanoma-cases-deaths-highest-florida.html</link>
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                    <pubDate>Mon, 08 Jun 2026 09:40:02 EDT</pubDate>
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                    <title>Study proposes reconsidering how histone deacetylase inhibitors work in cancer treatment</title>
                    <description>Researchers at Baylor College of Medicine and collaborating institutions are challenging the traditional understanding of how cancer drugs called histone deacetylase (HDAC) inhibitors function. For decades, scientists believed that these drugs blocked HDAC enzymes, which drive cancer development by altering how genes are turned on and off.</description>
                    <link>https://medicalxpress.com/news/2026-06-reconsidering-histone-deacetylase-inhibitors-cancer.html</link>
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                    <pubDate>Sun, 07 Jun 2026 06:00:02 EDT</pubDate>
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                    <title>Summer sun fails to fix vitamin D gap in at risk groups</title>
                    <description>Vitamin D levels remain low all year-round in key at-risk groups in England, challenging the belief that summer sunlight is enough to restore them.</description>
                    <link>https://medicalxpress.com/news/2026-06-summer-sun-vitamin-d-gap.html</link>
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                    <pubDate>Thu, 04 Jun 2026 19:00:04 EDT</pubDate>
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                    <title>Over one-third of U.S. adults report more than one sunburn in previous 12 months</title>
                    <description>More than one-third of U.S. adults report at least one sunburn during the previous 12 months, according to research published in the U.S. Centers for Disease Control and Prevention Morbidity and Mortality Weekly Report.</description>
                    <link>https://medicalxpress.com/news/2026-06-adults-sunburn-previous-months.html</link>
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                    <pubDate>Wed, 03 Jun 2026 19:40:04 EDT</pubDate>
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                    <title>Surprising benefits for seniors can come via brain training</title>
                    <description>Cognitive training apps and programs promise to sharpen memory, improve attention and prevent cognitive decline. One important question about these claims is whether the improvements produced by such exercises transfer to other cognitive functions, such as those used for driving, managing an agenda or following a conversation.</description>
                    <link>https://medicalxpress.com/news/2026-06-benefits-seniors-brain.html</link>
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                    <pubDate>Mon, 01 Jun 2026 10:40:05 EDT</pubDate>
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                    <title>Overdoing skincare in adolescence can do more harm than good, says dermatologist</title>
                    <description>More and more teenagers are using cosmetics intended for adults that contain active ingredients — yet overdoing skin care at this age can even make things worse. In adolescence, a poorly chosen skin care routine can lead to dry skin, irritation and even painful or itchy allergic reactions, says Dr. Anikó Kovács, a dermatologist at the Department of Dermatology, Venereology and Dermatooncology at Semmelweis University.</description>
                    <link>https://medicalxpress.com/news/2026-06-skincare-adolescence-good-dermatologist.html</link>
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                    <pubDate>Mon, 01 Jun 2026 09:20:03 EDT</pubDate>
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                    <title>Three medical routines that older people may not need</title>
                    <description>Enough time had passed since the patient&#039;s previous colonoscopy that she met the criteria to undergo another, said Dr. Steven Itzkowitz, a gastroenterologist at the Icahn School of Medicine at Mount Sinai in New York.</description>
                    <link>https://medicalxpress.com/news/2026-05-medical-routines-older-people.html</link>
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                    <pubDate>Tue, 26 May 2026 21:20:01 EDT</pubDate>
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                    <title>Sunscreen confusion puts more Americans at risk for Melanoma</title>
                    <description>Melanoma—the most serious form of skin cancer—doesn&#039;t just happen at the beach or in a tanning booth.</description>
                    <link>https://medicalxpress.com/news/2026-05-sunscreen-americans-melanoma.html</link>
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                    <pubDate>Fri, 22 May 2026 20:40:01 EDT</pubDate>
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                    <title>Exercising in the open air is the best ally to combat winter vitamin D deficiency, study says</title>
                    <description>Vitamin D is important for the body to function properly: it balances the immune system, helps to keep bones healthy and benefits muscle regeneration. Yet, 1 billion people worldwide are vitamin D deficient. This is the case in winter particularly, as UVB rays barely reach Earth&#039;s surface. In fact, the body produces 80% of this type of vitamin through solar radiation (the remainder comes from the diet). Given this, and considering the physiological functions of vitamin D, the effect it might have on both health and physical performance when taken as a supplement has kindled interest.</description>
                    <link>https://medicalxpress.com/news/2026-05-air-ally-combat-winter-vitamin.html</link>
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                    <pubDate>Thu, 21 May 2026 19:40:04 EDT</pubDate>
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                    <title>Text messages aid in reducing cardiovascular risk in adults with psoriasis</title>
                    <description>A text-messaging intervention can improve patient activation and cardiovascular risk behaviors in adults with psoriasis, according to a study published online May 13 in JAMA Dermatology.</description>
                    <link>https://medicalxpress.com/news/2026-05-text-messages-aid-cardiovascular-adults.html</link>
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                    <pubDate>Tue, 19 May 2026 20:40:02 EDT</pubDate>
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                    <title>Breast cancer deaths shift toward younger women as older patients see better survival</title>
                    <description>A national study analyzing U.S. breast cancer data spanning nearly 50 years has uncovered a major shift in outcomes and risk of developing the disease, highlighting urgent gaps in prevention and treatment for specific groups of women. Analyzing Surveillance, Epidemiology and End Results (SEER) data from 1975—2022, researchers from Houston Methodist found that breast cancer deaths, once concentrated mostly among older women, are increasingly affecting younger women, signaling a major change in the nation&#039;s breast cancer risk landscape. While the data showed that survival improved substantially among older women over time, younger women did not experience the same improvement.</description>
                    <link>https://medicalxpress.com/news/2026-05-breast-cancer-deaths-shift-younger.html</link>
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                    <pubDate>Tue, 19 May 2026 14:42:11 EDT</pubDate>
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                    <title>Harshly parented children show poorer development of stress regulation</title>
                    <description>As toddlers age into the preschool years, their dependency on their parents usually begins to ebb. However, a new study led by Penn State researchers has revealed that physically or psychologically aggressive parenting, such as spanking or shouting, can disrupt this pattern to the detriment of both child and mother, with the child requiring more external regulation, rather than less, as they age.</description>
                    <link>https://medicalxpress.com/news/2026-05-harshly-parented-children-poorer-stress.html</link>
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                    <pubDate>Sat, 16 May 2026 18:30:01 EDT</pubDate>
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                    <title>Personalized mRNA vaccine targets osteosarcoma relapse in first human use</title>
                    <description>In a breakthrough poised to reshape cancer treatment, Houston Methodist has developed the first personalized mRNA cancer vaccine designed to prevent recurrence of osteosarcoma, a rare and aggressive type of bone cancer. This first-of-its-kind treatment was made possible through a compassionate use allowance from the U.S. Food and Drug Administration (FDA) and represents a major step in personalized medicine and cancer care.</description>
                    <link>https://medicalxpress.com/news/2026-05-personalized-mrna-vaccine-osteosarcoma-relapse.html</link>
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                    <pubDate>Wed, 13 May 2026 19:40:04 EDT</pubDate>
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                    <title>Wearable polygraph tracks hidden stress through five body signals in real time</title>
                    <description>Northwestern University engineers have developed a small, wireless polygraph system you can wear. Unlike polygraphs used in television crime dramas, this wearable version isn&#039;t optimized to detect lies. Instead, engineers and physicians designed it to sense underlying stress hidden deep within the body—no interrogation room required.</description>
                    <link>https://medicalxpress.com/news/2026-05-wearable-polygraph-tracks-hidden-stress.html</link>
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                    <pubDate>Wed, 13 May 2026 14:00:07 EDT</pubDate>
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                    <title>Study finds major gap in pain diagnosis</title>
                    <description>Millions of Americans experience pain severe enough to interfere with daily life but never receive a medical diagnosis, according to a new study from The University of Texas at Arlington. Feinuo Sun, assistant professor of kinesiology, led the study that introduced the term &quot;undiagnosed pain,&quot; defined as &quot;self-reported pain without any formal diagnosis of an underlying condition.&quot;</description>
                    <link>https://medicalxpress.com/news/2026-05-major-gap-pain-diagnosis.html</link>
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                    <pubDate>Wed, 13 May 2026 11:57:32 EDT</pubDate>
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                    <title>Simple home test predicts mobility decline in older adults</title>
                    <description>Predicting whether a healthy 45-year-old will struggle to climb stairs or walk a decade later has long been a challenge for geriatric medicine. Now, a study published in JMIR Aging, reveals that early mobility decline can be predicted using a simple set of home-based measurements and artificial intelligence.</description>
                    <link>https://medicalxpress.com/news/2026-05-simple-home-mobility-decline-older.html</link>
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                    <pubDate>Tue, 12 May 2026 16:20:01 EDT</pubDate>
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                    <title>One powerful treatment, two opposite outcomes: Psychedelic therapy may heal some patients while deeply unsettling others</title>
                    <description>Psychedelic-assisted therapy is the subject of renewed focus. It involves using psilocybin—a substance found in psychoactive fungi—or LSD to treat mental disorders. Numerous studies are currently underway, with talk rife of a &quot;revolution in psychiatry.&quot; However, doubts also persist. While some patients benefit from this therapy, others do not, and some patients even deteriorate as a result.</description>
                    <link>https://medicalxpress.com/news/2026-05-powerful-treatment-outcomes-psychedelic-therapy.html</link>
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                    <pubDate>Thu, 07 May 2026 18:10:01 EDT</pubDate>
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                    <title>Why supplements aren&#039;t a shortcut to healthy aging</title>
                    <description>The use of dietary supplements has increased sharply in recent years. Vitamins, minerals and other nutritional products are often marketed as simple ways to boost energy, support immunity, protect brain health or even promote longevity. For many people, taking supplements can feel like a sensible, proactive health habit.</description>
                    <link>https://medicalxpress.com/news/2026-05-supplements-shortcut-healthy-aging.html</link>
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                    <pubDate>Thu, 07 May 2026 12:40:01 EDT</pubDate>
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                    <title>Chronic sunlight exposure can disrupt body clocks in skin</title>
                    <description>Years of chronic exposure of human skin to sunlight strongly disrupts its body-clock rhythm, according to a pioneering study led by University of Manchester, No7 Beauty Company, a member of The Boots Group, and University of Pennsylvania scientists.</description>
                    <link>https://medicalxpress.com/news/2026-05-chronic-sunlight-exposure-disrupt-body.html</link>
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                    <pubDate>Wed, 06 May 2026 17:40:05 EDT</pubDate>
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                    <title>Same genetic mutation, different clinical outcomes: Study shows why neurodevelopmental disorders vary so widely</title>
                    <description>Individuals that share the same deletion of a portion of chromosome 16 are at risk of developing neurodevelopmental disorders, but some experience severe intellectual disability or developmental delay, while others may only exhibit milder psychiatric features like depression or anxiety. How can this be?</description>
                    <link>https://medicalxpress.com/news/2026-05-genetic-mutation-clinical-outcomes-neurodevelopmental.html</link>
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                    <pubDate>Tue, 05 May 2026 17:00:03 EDT</pubDate>
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                    <title>How a sense of awe can be good for your mental health</title>
                    <description>Words escape you. Your skin tingles. You are overwhelmed by how small and insignificant you really are, bursting with a feeling that is hard to define. This is awe.</description>
                    <link>https://medicalxpress.com/news/2026-05-awe-good-mental-health.html</link>
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                    <pubDate>Tue, 05 May 2026 11:20:02 EDT</pubDate>
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                    <title>Online misinformation adding to Americans&#039; skin cancer risk, survey finds</title>
                    <description>Misinformation is putting more than 16 million Americans at increased risk for skin cancer, a new American Academy of Dermatology (AAD) survey has concluded.</description>
                    <link>https://medicalxpress.com/news/2026-05-online-misinformation-adding-americans-skin.html</link>
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                    <pubDate>Mon, 04 May 2026 16:20:01 EDT</pubDate>
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                    <title>Two to tango: Study shows dancers&#039; brains sync up as they move together</title>
                    <description>Scientists at the University of Colorado Boulder have discovered something that experienced ballroom dancers have long known: When dancers are in tune with each other, their brains may sync up, helping them move as one.</description>
                    <link>https://medicalxpress.com/news/2026-05-tango-dancers-brains-sync.html</link>
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                    <pubDate>Mon, 04 May 2026 13:00:07 EDT</pubDate>
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                    <title>Liquid biopsy predicts response to breast cancer immunotherapy</title>
                    <description>Immunotherapy has become a standard of care in treating high-risk, early-stage breast cancers, yet it has had limited success in shrinking tumors. New biomarkers that can improve outcomes for patients are urgently needed. Now, a study led by researchers at the Vanderbilt-Ingram Cancer Center has found that repeated blood sampling—essentially, a liquid biopsy—can assess and predict the evolving antitumor immune response to therapy.</description>
                    <link>https://medicalxpress.com/news/2026-04-liquid-biopsy-response-breast-cancer.html</link>
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                    <pubDate>Sun, 03 May 2026 11:00:03 EDT</pubDate>
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                    <title>New dual-target drug may help overcome immunotherapy resistance in pancreatic cancer</title>
                    <description>Pancreatic ductal adenocarcinoma is one of the deadliest cancer types, with a five-year survival rate of 13%. There are only two treatment regimens available with limited efficacy. Pancreatic cancers do not respond to immunotherapy where the body&#039;s immune system attacks tumor cells.</description>
                    <link>https://medicalxpress.com/news/2026-04-dual-drug-immunotherapy-resistance-pancreatic.html</link>
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                    <pubDate>Wed, 29 Apr 2026 17:10:01 EDT</pubDate>
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                    <title>Excessive cholesterol in astrocytes linked to cognitive decline in Alzheimer&#039;s mice</title>
                    <description>Alzheimer&#039;s disease (AD) is a neurodegenerative disorder that leads to progressive memory loss and a decline in mental functions. Several past studies have linked this disease to the accumulation of the protein amyloid-β into sticky plaques that disrupt the function of neurons.</description>
                    <link>https://medicalxpress.com/news/2026-04-excessive-cholesterol-astrocytes-linked-cognitive.html</link>
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                    <pubDate>Tue, 28 Apr 2026 08:10:07 EDT</pubDate>
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                    <title>Does menopause cause a &#039;collagen cliff&#039;? What you need to know</title>
                    <description>Collagen has become a staple of skincare advertising and social media wellness trends. But it is not just a buzzword.</description>
                    <link>https://medicalxpress.com/news/2026-04-menopause-collagen-cliff.html</link>
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                    <pubDate>Mon, 27 Apr 2026 16:20:06 EDT</pubDate>
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