Articles tagged with Vitamin D
A new measurement standard for vitamin D may lead to better bone health, particularly in children, women, and the elderly. The standard, developed by NIST and NIH, will enable more accurate and reliable vitamin D measurements in blood samples.
Oral vitamin D supplements significantly reduce non-vertebral fractures by 14% and hip fractures by 9% in adults 65 or older. Higher doses of vitamin D (above 400 IU/day) show greater fracture reduction, especially among individuals with higher blood vitamin D levels.
A significant decline in US vitamin D levels has been reported, with serious consequences including increased cancer and heart disease risks. The study suggests that higher doses of vitamin D supplementation may be necessary to address this growing epidemic.
A Mayo Clinic study found a correlation between inadequate vitamin D levels and the amount of narcotic medication taken by patients with chronic pain. Patients with low vitamin D levels were taking nearly twice as much pain medication, experiencing worse physical functioning and overall health perception.
A study published in the Journal of Affective Disorders found no clear association between depressive symptoms and vitamin D levels in blood. The researchers tested over 3,000 participants and recruited community residents aged 50-70 from China, discovering low levels of vitamin D may not be connected to depression.
A study found that teens with lower vitamin D intakes had higher body fat and visceral fat percentages, while those with adequate intake had lower body fat and visceral fat. Researchers suggest that encouraging teens to consume enough vitamin D through diet or supplements may promote a healthy body as they grow and develop.
A new study finds that more than half of African-American teens are vitamin D deficient, with girls at higher risk and overweight teens nearly double their normal-weight counterparts. The researchers highlight the importance of educating the public on vitamin D's benefits and consider national fortification strategies.
Researchers found strong associations between low vitamin D levels and higher risks of high blood pressure, hyperglycemia, and metabolic syndrome among adolescents. Vitamin D deficiency was linked to an increased risk of cardiovascular disease and diabetes risk factors.
A large-scale study suggests that vitamin D deficiency may increase the risk of respiratory infections, such as colds and flu. Individuals with chronic respiratory disorders, like asthma and emphysema, are particularly susceptible to these infections.
A recent study by Henry Ford Health found that Arab-American women in southeast Detroit have dangerously low vitamin D levels, averaging 8.5 ng/mL, with those who wore the hijab showing even lower levels of 4 ng/mL. The researchers recommend supplementing with a vitamin D supplement to address this deficiency.
Researchers found a direct link between vitamin D and a genetic variant associated with multiple sclerosis (MS). Vitamin D deficiency during pregnancy may increase the risk of offspring developing MS later in life.
A new study found that teenage girls with higher vitamin D levels had improved muscle function, specifically jump speed and power. The research suggests that vitamin D may be a super nutrient beyond its role in keeping bones strong.
A new study found a positive relationship between vitamin D levels and muscle power, force, velocity, and jump height in adolescent girls. The researchers measured serum vitamin D levels in 99 adolescent girls and used jumping mechanography to assess muscle power.
A 9-month-old breast-fed infant was diagnosed with rickets caused by vitamin D deficiency after presenting with seizures and a bulging soft spot. The case study published in the New England Journal of Medicine highlights the importance of considering nutritional deficiencies in infants, particularly those who are solely breast-fed.
A French study of 8801 elderly participants found significant seasonal variations in systolic and diastolic blood pressure according to outdoor temperature. The authors advise careful monitoring and antihypertensive treatment during extreme temperatures, particularly in the elderly, who are at higher risk of cardiovascular events.
A recent review article found that adequate vitamin D intake may prevent or delay diabetes onset and reduce complications for those diagnosed. Vitamin D plays a crucial role in insulin sensitivity and secretion, and deficiency is common among Americans with diabetes.
Researchers found that pregnant women with vitamin D deficiency were more than twice as likely to undergo a caesarean section compared to those without the deficiency. The study highlights the importance of maintaining adequate vitamin D levels during pregnancy.
A study published in Breastfeeding Medicine highlights the critical role of vitamin D in maintaining immune system function throughout life. Long-term vitamin D deficiency has been linked to various diseases, including multiple sclerosis, rheumatoid arthritis, type I diabetes, and cancer.
A study by researchers at Joslin Diabetes Center found that nearly three-quarters of youths with type 1 diabetes have insufficient levels of vitamin D, which may lead to bone fragility and increased fracture risk. The study recommends vitamin D supplementation to children with diabetes, especially those with inadequate sun exposure and...
A Canada-US study published in Journal of Clinical Endocrinology & Metabolism found that insufficient vitamin D can cause higher body mass and shorter stature in girls during puberty. The researchers discovered a significant association between low vitamin D levels and increased abdominal fat, but no link to bone strength.
Researchers at UCLA found that vitamin D stimulates cathelicidin production in placental tissues, enhancing antibacterial responses and protecting trophoblast cells from infection. The study suggests that pregnant women supplementing with vitamin D may enhance placental innate immunity.
A growing body of evidence links low vitamin D levels to common CVD risk factors such as hypertension, obesity and diabetes. Researchers recommend screening and treating vitamin D deficiency in patients with risk factors for heart disease or diabetes.
A new review article in Circulation highlights the link between vitamin D deficiency and heart disease, with rates of severe disease or death potentially 30-50% higher among sun-deprived individuals. Treatment options such as vitamin D supplements may help decrease the risk of cardiovascular disorders.
Research reveals vitamin D's role in regulating colon cancer cell behavior by modulating gene expression and cytoskeleton structure. The study highlights a previously unknown pathway governing vitamin D's diverse effects on cancer cells.
A randomized trial of over 36,000 postmenopausal women found no association between calcium and vitamin D supplementation and reduced breast cancer risk. The findings challenge previous observational studies suggesting a potential link between vitamin D levels and breast cancer incidence.
Research suggests that vitamin D, specifically its active form calcitriol, could offer protection against radiation-induced damages by regulating cell cycle and proliferation. This could be a potential safe agent for protecting people before or after low-level nuclear incidents.
A new study from the University of Iowa found that lung airway cells can activate vitamin D, leading to the expression of genes involved in immune defense. The active form of vitamin D helps fight bacterial infections and reduces inflammation.
A new study from Emory University School of Medicine found that 55 percent of Parkinson's disease patients had insufficient levels of vitamin D. The study also showed a higher fraction of patients with the lowest levels of vitamin D, described as deficiency, in the Parkinson's group compared to Alzheimer's and healthy groups.
A study published in Archives of Neurology found that individuals with Parkinson's disease are more likely to be vitamin D deficient compared to healthy adults and those with Alzheimer's disease. The average vitamin D concentration in the group with Parkinson's disease was lower than both groups.
Research by Anthony Norman identifies vitamin D's potential contributions to good health in immune systems, insulin regulation, heart and blood pressure, muscle strength, brain activity, and reducing cancer risk. Adequate intake is essential for 36 organs, including bone marrow, prostate, and breast tissues.
A study found that nearly half of children with cystic fibrosis were vitamin D deficient, despite receiving recommended doses. Increasing vitamin D intake is crucial to address deficiencies and prevent bone loss in this population.
A study found that oral vitamin D supplements increased cathelicidin production in the skin of patients with atopic dermatitis, a common form of eczema. This increase helped to correct a defect in the immune system and reduce the risk of skin infections.
Studies found that patients with IBD are at increased risk of Vitamin D deficiency, which may be associated with lower quality of life and higher disease activity. Regular Vitamin D checkups may be necessary to reverse deficiency-related bone loss in these patients.
Research highlights importance of regular Vitamin D checkups for IBD patients with lower quality of life and higher disease activity. Chronic liver disease patients also at risk of Vitamin D deficiency, which may be linked to increased disease severity and hospitalizations.
Researchers found significant declines in hip bone mineral density after gastric bypass surgery, associated with the extent of weight loss. Calcium and vitamin D deficiencies may be due to alterations in the gastrointestinal tract during these procedures.
A new analysis links a variant in the vitamin D receptor gene, BsmI, to an increased risk of developing melanoma. Research suggests that vitamin D has protective effects against cancer due to its regulation of cell growth and death.
A study reveals that less than half of European osteoporosis patients take both calcium and vitamin D supplements with their treatment. The majority claim to miss doses due to lack of understanding or inadequate physician guidance. Improved patient education is crucial to maximize the benefits of combination therapy.
A new study by Dr. Lawrence Cheskin suggests that increasing mushroom intake can help prevent or treat obesity by consuming low-energy-density foods in place of high-energy-density foods like lean ground beef. Mushroom meals were found to be as palatable and appealing as meat meals, with no difference in appetite or satiety.
Individuals with low vitamin D levels have a higher risk of death from all causes, according to a study analyzing data from the Third National Health and Nutritional Examination Survey. The analysis found that those with vitamin D deficiency had a 26% increased rate of death compared to those with adequate levels.
Researchers found a 26% increased risk of death among individuals with low blood levels of vitamin D. The study suggests that adequate vitamin D levels may be crucial in preventing cardiovascular disease.
A study of 206 pregnant women found that mothers with low vitamin D levels had children more likely to develop early childhood tooth decay, while those with adequate levels had children with fewer enamel defects. Vitamin D consumption and prenatal use also influenced the risk.
A study of 3258 patients found that low blood levels of vitamin D were associated with a higher risk of death from cardiovascular causes and all causes. Individuals with lower vitamin D levels had higher rates of mortality, including those due to coronary artery disease, hypertension, and cardiovascular events.
A new study by scientists at Dana-Farber Cancer Institute found that patients diagnosed with colon cancer who had abundant vitamin D in their blood were less likely to die during a follow-up period. The researchers identified 304 participants and followed them until death or 2005, whichever occurred first.
Researchers at Michigan Medicine found that activated vitamin D treatments can prevent heart muscle cells from growing bigger and reduce contractions associated with heart failure. The study's results suggest a new way to treat heart failure and provide hope for people affected by the condition.
Research suggests that low levels of vitamin D are associated with a higher risk of heart attack in men. A study of 454 men found that those with vitamin D deficiency had an increased risk compared to those with sufficient levels.
A recent study by Moores UCSD Cancer Center researchers found that populations living near the equator have lower incidence rates of type 1 diabetes, suggesting a strong role for vitamin D in reducing disease risks. The study's findings support the concept of using vitamin D to prevent childhood type 1 diabetes.
A study of 380 healthy children found that nearly half had low vitamin D levels, and about one-third showed reduced bone mineral content on X-rays. The researchers suggest that all young children should receive vitamin D supplements to prevent potential health issues.
A new study published in Pediatrics found that 80% of pediatric patients with low bone density had vitamin D insufficiency. Vitamin D deficiency can contribute to low bone mass and worsen underlying metabolic bone disease if left untreated, according to the study's lead author.
Researchers analyzed vitamin D concentrations in 749 men with prostate cancer and 781 without, finding no correlation between vitamin D levels and prostate cancer risk. However, higher vitamin D levels were associated with increased risks of aggressive disease, but the association was not statistically significant.
Researchers found that children can safely take ten-times the current recommended daily allowance of vitamin D, which may have long-term health benefits. Vitamin D is essential for bone growth and development in children, and supplementation with high doses (2,000 IUs) has been well-tolerated and safe.
Researchers found that vitamin D increases expression of a key enzyme, protecting prostate cells from damage and injuries leading to cancer. Vitamin D also reduces reactive oxygen species, which can damage DNA and play a role in aging or causing cancer.
A study found that activated vitamin D may reduce the risk of death by approximately one-fourth in patients with CKD, with a 20% reduction in the risk of either death or dialysis
A study found that low vitamin D levels and high parathyroid hormone levels are associated with depression in older adults. The researchers measured blood levels of vitamin D and parathyroid hormone and assessed symptoms of depression among 1,282 community residents.
Scientists at Children's Hospital & Research Center Oakland conclude that vitamin D plays an important role in brain development and function. While the exact effects on behavior remain unclear, evidence suggests a beneficial role for vitamin D in protecting against autoimmune diseases and some forms of cancer.
A study of 1,394 women found that those with low vitamin D levels had a significantly increased breast cancer risk. Carriers of certain polymorphisms in the vitamin D receptor gene also showed an increased risk of developing breast tumors.
Researchers found that higher vitamin D levels were associated with a lower prevalence of PAD. Individuals with the lowest vitamin D levels had a 64% higher risk of PAD compared to those with the highest levels.
Researchers found that low vitamin D levels are associated with a higher prevalence of peripheral arterial disease (PAD). Studies suggest that vitamin D may not have a direct protective effect against PAD, but rather may be a marker for other health practices such as healthy diet and physical activity.
A study found that genetic variations in the vitamin D receptor gene are associated with an increased risk of estrogen receptor-positive breast cancer in postmenopausal women. Vitamin D has been shown to play a role in preventing cancer, but its effects on specific genetic variants and breast cancer risk were unclear until this research.
Researchers present data on the preventive effects of celecoxib and atorvastatin in colorectal, prostate and breast cancer. The study found that patients taking celecoxib had a significant reduction in adenomas, precursor to colon cancer, with low cardiovascular risk. A combination of atorvastatin and celecoxib also inhibited the growt...
Researchers at Emory University found that supplementing diet with calcium and vitamin D increased levels of protein Bax, which controls programmed cell death in the colon. This increase may push pre-cancerous cells into programmed cell death, potentially reducing colon cancer risk.