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ScienceDaily -- Alternative Medicine News - Health
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The vitamin D mistake weakening your immunity | ScienceDaily
Scientists discovered that vitamin D2 supplements can lower levels of vitamin D3, the form the body uses most effectively. Unlike D2, vitamin D3 enhances the immune system’s first line of defense against infections. This raises questions about which type of supplement should be prioritized.
Yoga isn’t as heart-healthy as you think, new study reveals | ScienceDaily
A comprehensive review shows that yoga doesn’t match up to traditional exercise for improving vascular health. Activities like Pilates, Tai Chi, and interval training prove more effective in keeping arteries resilient, especially in sedentary adults. While yoga remains valuable for accessibility and cultural significance, experts say it should be supplemented with more vigorous activity to fully protect heart health.
Living with purpose may protect your brain from dementia | ScienceDaily
Living with a sense of purpose may not just enrich life, it could also guard against dementia. A UC Davis study tracking over 13,000 adults for up to 15 years found that people with higher purpose were about 28% less likely to develop cognitive impairment. Purpose was linked to resilience across ethnicities, even in those with genetic risks for Alzheimer’s, and activities like relationships, volunteering, spirituality, and personal goals can help nurture it.
AI-powered smart bandage heals wounds 25% faster | ScienceDaily
A new wearable device, a-Heal, combines AI, imaging, and bioelectronics to speed up wound recovery. It continuously monitors wounds, diagnoses healing stages, and applies personalized treatments like medicine or electric fields. Preclinical tests showed healing about 25% faster than standard care, highlighting potential for chronic wound therapy.
Brain fat, not just plaques, may be the hidden driver of Alzheimer’s | ScienceDaily
For decades, scientists believed Alzheimer’s was driven mainly by sticky protein plaques and tangles in the brain. Now Purdue researchers have revealed a hidden culprit: fat. They found that brain immune cells can become clogged with fat, leaving them too weak to fight off disease. By clearing out this fat and restoring the cells’ defenses, researchers may have uncovered an entirely new way to combat Alzheimer’s — shifting the focus from plaques alone to how the brain handles fat.
Want a younger brain? Harvard researchers say eat like this | ScienceDaily
Researchers have shown that a green-Mediterranean diet can help slow brain aging. By analyzing data from the DIRECT PLUS trial, scientists found reduced levels of proteins tied to faster brain decline among those consuming green tea and Mankai. The results point to anti-inflammatory compounds as key protectors of brain health. This diet may be a powerful tool for preserving cognitive function.
Scientists finally reveal the hidden mechanism linking alcohol to fatty liver | ScienceDaily
Mayo Clinic scientists uncovered how excessive drinking triggers fatty liver disease by disrupting the enzyme VCP, which normally prevents harmful protein buildup on fat droplets in the liver. Alcohol blocks this protective process, allowing fat to accumulate and damage liver cells.
Stress measured in hair could predict depression and anxiety in children | ScienceDaily
Researchers from the University of Waterloo discovered that measuring long-term stress through children’s hair samples can reveal early signs of mental health risks in those living with chronic physical illnesses. Children with persistently high cortisol were more likely to struggle with anxiety, depression, and behavioral challenges, while those whose stress markers declined showed fewer problems.
Scientists uncover surprising link between diet and nearsightedness | ScienceDaily
Researchers studying over 1,000 children found that omega-3 fatty acids may help protect against myopia, while saturated fats may increase risk. Kids with more omega-3 in their diet had healthier eye measurements linked to slower vision deterioration. In contrast, those with high saturated fat intake showed worse outcomes.
Scientists reveal how breathwork unlocks psychedelic bliss in the brain | ScienceDaily
High-ventilation breathwork with music can evoke psychedelic-like states, shifting blood flow in the brain and reducing negative emotions. Participants experienced unity and bliss, pointing to a natural therapeutic tool with powerful potential.
The surprising reason x-rays can push arthritis patients toward surgery | ScienceDaily
Knee osteoarthritis is a major cause of pain and disability, but routine X-rays often do more harm than good. New research shows that being shown an X-ray can increase anxiety, make people fear exercise, and lead them to believe surgery is the only option, even when less invasive treatments could help. By focusing on clinical diagnosis instead, patients may avoid unnecessary scans, reduce health costs, and make better choices about their care.
Tiny green tea beads trap fat and melt away pounds without side effects | ScienceDaily
Researchers have created plant-based microbeads that trap fat in the gut, helping rats lose weight without side effects. Unlike current drugs, the beads are safe, tasteless, and easy to mix into everyday foods. Human trials are now underway.
A startling omega-3 deficiency may explain women’s Alzheimer’s risk | ScienceDaily
Researchers discovered that women with Alzheimer’s show a sharp loss of omega fatty acids, unlike men, pointing to sex-specific differences in the disease. The study suggests omega-rich diets could be key, but clinical trials are needed.
Can a diet really ease lipoedema? Sunniva’s journey to pain relief and weight loss | ScienceDaily
Sunniva Kwapeng struggled with lipoedema, a painful condition causing disproportionate fat accumulation, until finally being diagnosed in her 40s. An NTNU study found that a low-carb diet helped alleviate pain and resulted in more weight loss than a low-fat diet. Though compression garments provided relief, the overall treatment options for this poorly understood condition remain scarce.
1,000-year-old health hacks are trending—and backed by science | ScienceDaily
Medieval medicine is undergoing a reputation makeover. New research reveals that far from being stuck in superstition, early Europeans actively explored healing practices based on nature, observation, and practical experience—some of which uncannily echo today’s wellness trends on TikTok.
This sugar substitute does more than sweeten — it kills cancer cells | ScienceDaily
Fermenting stevia with a banana leaf-derived probiotic turns it into a powerful cancer-fighting agent that kills pancreatic cancer cells while sparing healthy ones. The secret lies in a metabolite called CAME, produced through microbial transformation.
This gut hormone could explain 40% of IBS-D cases—and lead to a cure | ScienceDaily
A mysterious gut hormone may be behind many cases of chronic diarrhea, especially in people with undiagnosed bile acid malabsorption, a condition often mistaken for irritable bowel syndrome. Researchers from the University of Cambridge identified that the hormone INSL5 spikes when bile acid reaches the colon, triggering intense diarrhea. Their discovery not only sheds light on the biological cause of symptoms but opens the door to a diagnostic blood test and new treatment options, including a surprising existing drug that blocks this hormone’s effects.
Tai chi, yoga, and jogging rival pills for beating insomnia | ScienceDaily
Yoga, Tai Chi, walking, and jogging may be some of the best natural remedies for improving sleep and tackling insomnia, according to a large analysis comparing various treatments. While cognitive behavioral therapy (CBT) remains effective, exercise-based approaches—especially Tai Chi—were shown to deliver significant improvements in total sleep time, efficiency, and reducing how long people stay awake after falling asleep. Yoga stood out for boosting overall restfulness, and jogging helped ease insomnia symptoms.
Why Trump’s leg swelling could be a warning sign for millions | ScienceDaily
President Trump s diagnosis of Chronic Venous Insufficiency (CVI) has brought renewed attention to a frequently overlooked yet dangerous condition. CVI affects the ability of veins especially in the legs to return blood to the heart, often leading to swelling, pain, skin changes, and ulcers. The American Heart Association warns that CVI isn t just a cosmetic issue; it's strongly linked to cardiovascular disease and increased mortality, even when other risk factors are accounted for. Seniors, smokers, those with sedentary lifestyles, and people with obesity are particularly at risk.
Science tested 64 natural remedies for depression—only a few actually work | ScienceDaily
Over-the-counter (OTC) products like St John’s Wort and omega-3s have long been touted for helping with depression, but new research reveals that 64 different OTC products have been tested in clinical trials, with varying levels of evidence. Some well-known options like St John’s Wort, saffron, and probiotics showed encouraging results, sometimes comparable to antidepressants. Others like folic acid, lavender, and lemon balm show emerging promise. Although few safety concerns were reported, researchers stress the need for better safety reporting and more studies, especially on commonly used but understudied herbal remedies.
How a hidden brain circuit fuels fibromyalgia, migraines, and PTSD | ScienceDaily
What if your brain is the reason some pain feels unbearable? Scientists at the Salk Institute have discovered a hidden brain circuit that gives pain its emotional punch—essentially transforming ordinary discomfort into lasting misery. This breakthrough sheds light on why some people suffer more intensely than others from conditions like fibromyalgia, migraines, and PTSD. By identifying the exact group of neurons that link physical pain to emotional suffering, the researchers may have found a new target for treating chronic pain—without relying on addictive medications.
Acid-busting diet triggers 13-pound weight loss in just 16 weeks | ScienceDaily
Swap steaks for spinach and you might watch the scale plummet. In a 16-week crossover study, overweight adults who ditched animal products for a low-fat vegan menu saw their bodies become less acidic and dropped an average of 13 pounds—while the Mediterranean diet left weight unchanged. Researchers link the shift to lower “dietary acid load,” a hidden inflammation trigger driven by meat, eggs, and cheese.
USC's new AI implant promises drug-free relief for chronic pain | ScienceDaily
A groundbreaking wireless implant promises real-time, personalized pain relief using AI and ultrasound power no batteries, no wires, and no opioids. Designed by USC and UCLA engineers, it reads brain signals, adapts on the fly, and bends naturally with your spine.
Myth-busting study shows controversial seed oils reduce inflammation | ScienceDaily
A new study is turning heads by challenging the popular belief that seed oils are harmful to health. Researchers analyzed blood markers from nearly 1,900 people and found that higher levels of linoleic acid — an omega-6 fat commonly found in seed oils — were linked to lower inflammation and better cardiometabolic health. The study used direct biomarkers instead of diet surveys, making its findings more robust. These results support a growing body of evidence that seed oils, far from fueling disease, may actually help protect against heart disease and type 2 diabetes.
Levels of select vitamins and minerals in pregnancy may be linked to lower midlife BP risk | ScienceDaily
Higher levels of the minerals copper and manganese in pregnant women were associated with lower blood pressure and a reduced risk of developing high blood pressure decades later, according to a long-term study.
Microbiome as a potential key to better treatment: Clinical study on new therapy for Crohn's disease | ScienceDaily
A special liquid diet, known as exclusive enteral nutrition, is an essential therapy for Crohn's disease. Patients consume only this formula for six to eight weeks, completely avoiding solid foods. However, the exact reasons why this is helpful were previously unclear. Researchers have now been able to decipher the mechanism behind this dietary therapy.
A light-activated drug to fight psoriasis | ScienceDaily
Psoriasis is a chronic skin disease that manifests itself mainly with skin symptoms (dryness, itching, scaly skin, abnormal patches and plaques). It affects about 2% of the population and is mediated by an altered immune system response that triggers the proliferation of skin cells. Depending on the severity, there are different therapeutic options (topical medications, phototherapy, systemic drugs, etc.), but some conventional treatments can have harmful effects on patients.
Bad bitterness made better for everyone: Global taste differences in the flavor of medicines | ScienceDaily
Scientists examined the bitterness intensity of five medicines and two bitter modifiers in 338 adults of European descent and recent US and Canadian immigrants from Asia, South Asia, and Africa. Bitterness ratings differed by ancestry for two of the five drugs and the effectiveness of some modifiers. They also found genetic variants that explain some population differences in reaction to bitter tastes.
From muscle to memory: New research uses clues from the body to understand signaling in the brain | ScienceDaily
New research shows that a network of subcellular structures similar to those responsible for propagating molecular signals that make muscles contract are also responsible for transmitting signals in the brain that may facilitate learning and memory.
Maternal depression can lead to children's emotional overeating, study shows | ScienceDaily
Up to 25% of new mothers suffer from postpartum depression, which can significantly impact their parenting behavior and the wellbeing of their children. A new study looks at long-term effects of early maternal depression on children, underscoring the need to provide adequate support for mothers who might be struggling.
Worldwide study finds high rates of depression and anxiety in people with chronic pain | ScienceDaily
A novel analysis of more than 375 published studies concluded that the association between chronic pain and rates of depression and anxiety is staggering. The study found that 40% of adults with chronic pain experienced 'clinically significant depression and anxiety.' Among those most at risk, the analysis showed, were women, younger adults and people with fibromyalgia.
Brewing tea removes lead from water | ScienceDaily
Researchers demonstrated that brewing tea naturally adsorbs heavy metals like lead and cadmium, effectively filtering dangerous contaminants out of drinks. Researchers tested different types of tea, tea bags and brewing methods. Finely ground black tea leaves performed best at removing toxic heavy metals. Longer steeping times helped tea remove larger amounts of contaminants.