Researchers found that vitamin supplementation reduced intimal index growth after heart transplantation, a common cause of arteriosclerosis. Vitamin C and E also maintained stable coronary endothelial function.
A study of 145 heart patients found that 74% used complementary and alternative medicine (CAM) therapy, with 60% using supplements or mind-body techniques. Many patients took prescription medications and CAM substances together, posing a risk of bleeding problems, including gastrointestinal bleeding or surgical complications.
A study published in Neurology found a link between blood doping and cerebral blood clots in cyclists. The combination of erythropoietin, growth hormone, and high-dose vitamin A use likely contributed to the condition.
A study published in the American Journal of Clinical Nutrition found that vitamin C intake was associated with a lower risk of developing early-onset cortical opacities. Women who consumed 362mg/day of vitamin C had a 57% reduced risk, while those using supplements for at least 10 years saw a 60% reduction in cataract risk.
Elevated homocysteine levels are strongly linked to increased risk of dementia and Alzheimer's disease, doubling the chance of developing AD. The study found that consistently high homocysteine levels throughout the period of the study were at highest risk for dementia and AD.
The AAAS Science Journalism Awards recognize outstanding science reporting across various categories. This year's winners include Scott Shane of The Baltimore Sun for his special series on a Johns Hopkins University program to bring much-needed vitamins to the people of Nepal, and Richard Monastersky of The Chronicle of Higher Educatio...
Researchers at the University of Washington have made significant progress in understanding how hydrogen atoms are transferred between molecules, a key step in creating new compounds. This breakthrough could lead to more efficient manufacturing methods, cleaner product development, and improved chemical reactions.
A new study published in Journal of Clinical Psychiatry found that a nutritional supplement called EM Power+ can successfully treat bipolar disorder. The supplement, developed by the Synergy Group of Canada, contains natural dietary minerals and vitamins.
A new global survey found that 91% of physicians prescribe MabThera for NHL, with 62% citing proven efficacy in combination with chemotherapy. Non-Hodgkin's Lymphoma affects 1.5 million people worldwide, with Roche's MabThera showing improved survival rates when combined with conventional chemotherapy.
Government-mandated folic acid fortification has improved red blood cell folate levels by more than expected, benefiting women of childbearing age and other populations. This increase is also linked to reduced homocysteine levels, a risk factor for vascular disease, heart attacks, strokes, and certain cancers.
A combination treatment of statin and niacin reduced cardiovascular events by 60-90%, reversing plaque buildup in the arteries. Antioxidant vitamins had no significant benefit on cardiovascular outcomes, contrary to previous assumptions.
Researchers have found that vitamin B-vitamins can reduce the risk of repeat blockage in coronary arteries by 48 percent. This is based on a clinical trial involving 205 patients who received either a placebo or vitamin B-vitamins, with significant differences observed between the two groups.
The LIFE-SAVER trial found significant reductions in heart attacks and strokes among high-risk patients, including those with diabetes and low cholesterol levels. Statin treatment can prevent major vascular events in over 70% of patients.
A study found that children from high-risk families have lower levels of enzymes that help dispose of free radicals, making them more susceptible to cellular damage. Increasing intake of fruits and vegetables can help build up these enzymes and prevent free radical damage.
A study found that consuming cocoa and dark chocolate slowed LDL oxidation by 8% and boosted total antioxidant capacity. However, experts stress the importance of a balanced diet that includes a variety of whole foods to support overall cardiovascular health.
A recent study published in the American Journal of Clinical Nutrition found that women with good diets tend to eat more fruits and a greater variety of foods. The researchers also discovered a strong association between healthy eating indexes and socioeconomic status, suggesting that access to resources can influence dietary choices.
A new study reveals that many Parkinson's patients are using alternative therapies, despite a lack of physician knowledge on the topic. The research found no correlation between disease severity and use of alternative therapies, suggesting that patients are seeking these treatments for other reasons.
A study found that younger and more educated Parkinson's patients are more likely to use alternative treatments such as vitamins and acupuncture. These patients are also more likely to be married and have developed the disease at a younger age.
Researchers at VBI are developing software to integrate metabolomics data with gene expression and proteomics, enabling scientists to pinpoint the exact function of genes and proteins. The collaboration with Phenomenome aims to create a global understanding of biological systems from a dynamic perspective.
Researchers found that antioxidants like vitamin C can significantly reduce free radical generation and skin damage. Vitamin C was the most effective quencher, accumulating in the skin to neutralize free radicals.
Researchers from UCSF found that folic acid and vitamin B12 supplements can lower homocysteine levels by 25% and 7% respectively, resulting in a 8-13% decrease in heart disease rates and deaths. The study estimates that adding these supplements to daily grains could save $24 billion over 10 years.
The Annals series examines complementary and alternative medicine (CAM), classifying hundreds of therapies into a new taxonomy. CAM modalities like herbs, acupuncture, and homeopathy are studied, as well as the social context and effectiveness of these practices.
Researchers found that milk fortified with vitamins A and D, and higher doses of vitamin E, significantly improved plasma lipid transport. This led to a 9% drop in total cholesterol and 10.7% reduction in LDL cholesterol concentrations after 4 weeks.
The book examines key issues in dietary supplements, including shelf life testing, regulatory implications, and standardizing botanical extracts. Experts address the need for critical pre-purchase research to protect consumers from potentially dangerous or ineffective products.
Researchers at the University of Pennsylvania School of Medicine found that activation of vitamin A receptors can regulate the human circadian clock. This discovery provides an important clue to how the master clock in the brain regulates distal organs by controlling clocks throughout the body.
A study found that nutrient-dense food supplementation significantly lowered serum homocysteine and methylmalonic acid levels, indicating a reduction in cardiovascular risk. However, exercise had no effect on neuropsychological functioning or nutritional health in frail elderly subjects.
A new study from the University at Buffalo reveals that obese individuals carry a massive oxidative load that increases their risk of heart disease. Severe calorie restriction decreases free radical production by over 50%, reducing the risk of developing heart disease without medication.
A laboratory study found that vitamin E concentrations did not interfere with the killing of cancer cells by radiation therapy. However, the study's limitations mean that the impact on real-world treatment outcomes is unclear.
A new $1.85 million grant-funded study will investigate how African-American and white patients develop, maintain, and change self-care behaviors over time. The study aims to identify how these racial differences affect health outcomes and long-term quality of life.
A new study suggests that increasing folic acid and vitamin B12 intake can lower homocysteine levels in the blood, which are associated with a higher risk of heart disease. The researchers estimate that this intervention could lead to significant cost savings and potentially increase life expectancy.
Researchers at UC Davis found that spirulina significantly increases cytokine production in cultured immune cells, promoting a cell-mediated immune response. This could provide potential benefits for protecting against intracellular pathogens and parasites.
A study found that household exposure to passive smoke is associated with lower serum concentrations of carotenoids and other micronutrients in non-smokers. This depletion may be due to cigarette smoke exposure, rather than shared inadequate diets, suggesting a possible causal link between passive smoking and nutrient deficiencies.
A study found that a combination of statin and niacin can reduce the risk of hospitalization for chest pain or heart attacks by 70% among patients at high risk. The treatment also showed promise in reversing arterial buildup in these patients, with angiograms revealing decreased plaque buildup in most participants.
Consumers who consumed high amounts of energy-dense, nutrient-poor foods had lower serum concentrations of vitamins and micronutrients, as well as higher levels of homocysteine. This study highlights the need for new strategies to educate consumers on moderating their EDNP food intake.
The average American consumes 27% of their daily energy from junk foods, which can lead to nutritional and health issues. The study found that those who consumed more healthy foods like fruits and vegetables were less likely to develop heart disease.
A study published in the American Journal of Clinical Nutrition found a strong inverse association between fruit and vegetable intake and the risk of cardiovascular disease. Consuming 10 or more servings per day reduced the risk by 32%, while smokers still experienced a significant risk reduction.
Researchers at Emory University Health Sciences Center discovered that non-pathogenic bacteria in the GI tract can block an immune system pathway called NF-KB, preventing cells from responding to potential threats. This mechanism may play a crucial role in the pathogenesis of inflammatory bowel disease and other intestinal diseases.
The DASH diet, known for its blood pressure-lowering effects, also reduces homocysteine levels, a risk factor for heart disease. Participants on the DASH diet had lower homocysteine levels compared to those on a control diet or one rich in fruits and vegetables.
A study published in The Journal of Clinical Endocrinology and Metabolism found that excess glucose consumption stimulates the generation of free radicals, which can damage cells lining blood vessels. The researchers also observed a decrease in levels of a-tocopherol, a powerful antioxidant.
Chemist Ned A. Porter of Vanderbilt University has discovered how free radicals attack molecules in the body, a process that may be critical to the development of arterial plaque and heart attacks. His work also reveals that antioxidants like vitamins C and E can affect and stop this reaction.
The American Chemical Society is hosting a master class on the chemistry of dietary supplements, shedding light on new findings about quality control and herbal treatments. The class will feature experts discussing conjugated linoleic acid, Ginkgo biloba products, and collaborations with native healers.
The NASA-developed Data Matrix symbol technology offers high-capacity marking in a small space, with applications in various industries such as automotive and electronics. The technology enables permanent identification of parts and products, even when protected by coatings or other obstacles.
A study found that 40% of cancer patients use unconventional medical therapies and do not report this information unless specifically asked by their physicians. These therapies, such as mega-doses of vitamins and herbal supplements, can potentially interfere with radiation treatment.
Researchers at the University of Illinois have developed a new membrane filtration system that enhances the nutritional value of coproducts, including gluten meal and gluten feed. This could lead to increased demand for corn and make ethanol production more profitable.
Researchers at Ohio State University found that people with high hostility and anger levels showed higher homocysteine concentrations, associated with coronary heart disease. The study also revealed that men are more likely to have higher homocysteine levels due to increased hostility and inhibition of anger.
Scientists report new evidence for the origin of life, including homochirality in meteorite compounds and 1,4-naphthaquinone formed through early solar system chemistry. The discovery may shed light on the start of life on Earth and potentially finding remnants of life on Mars, Europa, and other extraterrestrial bodies.
Research found that frequent family dinners lead to better diet quality in adolescents, including more fruits and veggies, and fewer unhealthy foods. Health professionals can support this trend by encouraging family meals as a way to improve the dietary habits of older children and adolescents.
Researchers at the University of Florida have identified a possible pathway to protect heart cells from damage caused by doxorubicin, an anti-cancer drug. By understanding how caspases trigger cell death, they may develop targeted treatments using anti-oxidants like vitamins E and C.
A University of Florida study found that nearly half of senior women use herbal products to prevent or treat health problems. However, they rarely inform their healthcare providers, which can lead to dangerous drug interactions. The most commonly used herbal remedies were ginkgo biloba, garlic tablets, and glucosamine with chondroitin.
A recent study by Wake Forest University Baptist Medical Center reveals that celiac disease is not as rare in the United States as previously believed. The condition affects an estimated 1 in 150-200 people in Europe and can be asymptomatic for many years, then trigger symptoms with exposure to gluten.
A study of middle-aged women found that high consumption of zinc, magnesium, potassium, fiber, and vitamin C was linked to higher bone mineral density and reduced evidence of bone loss. Moderate alcohol intake also appeared to have a positive effect on bone health.
A new study suggests that a diet without vitamins A and E may help cancer patients by reducing the size of brain tumors and inducing oxidant stress in cancer cells. This could lead to improved outcomes for those undergoing chemotherapy or radiation therapy, as antioxidants can prevent cancer cells from self-destructing.
A special diet formula with antioxidants and plant and fish oils reduced the need for ventilator support by an average of five days and ICU stay by five days in patients with acute respiratory distress syndrome (ARDS). The diet also significantly reduced organ failures, a common complication of ARDS.
A recent study suggests that consuming less trans fat and increasing magnesium, vitamin B6, and B12 intake can help prevent artery calcification. Researchers found that adequate magnesium levels can mitigate the risk of calcified ridges in arteries, which can block blood flow.
A diet rich in folate, Vitamin B6, and Vitamin B12 may significantly lower homocysteine concentrations in individuals with high cardiovascular risk. This study found that a prescribed diet fortified with these nutrients was effective in reducing homocysteine levels, while self-selected diets showed no change.
A large study by the Fred Hutchinson Cancer Center found no association between vasectomy and increased prostate cancer risk. Additionally, dietary supplementation with vitamins C and E was linked to a lower risk of prostate cancer. Men who took zinc supplements also saw a significant reduction in risk.
Researchers found that extracts from Scutellaria baicalensis significantly reduce cellular damage due to free radicals. The extract helped cells regain their ability to contract rhythmically after simulating cardiac arrest, reducing cell death by 47% compared to untreated cells.
Millions of patients mix prescription medicines with alternative therapies without informing their doctors, raising concerns about herb-drug interactions. Studies have shown that herbs like St. John's wort and ginkgo can be effective in treating depression, anxiety, and memory problems, but may also cause side effects.
Seven large randomized clinical trials investigate the relationship between homocysteine, vitamins, and cardiovascular risk. The American College of Physicians recommends high-risk individuals take folic acid supplements, while others can benefit from a healthy diet rich in fruits and vegetables.
A recent study found that restricting children's access to foods they want may lead to over-indulgence when they are free to make their own choices. Children took larger portions and ate more than normal when the restricted food was made available again.