Articles tagged with Vitamin D
A recent study by Boston University School of Public Health researchers found a strong association between vitamin D deficiency and an increased risk of rheumatoid arthritis in women. The study, which analyzed data from the Nurses' Health Study, suggests that higher latitudes may lead to lower levels of vitamin D due to reduced sunligh...
Vitamin D deficiency is linked to obesity, heart disease, depression, diabetes, and fibromyalgia. Dr. Michael F. Holick's book outlines a 3-step strategy to attain optimal Vitamin D levels.
Researchers found that moderate levels of UV radiation reduced MS symptoms in mice, suggesting a potential link between sunlight and the disease. The study suggests that compounds produced in the skin may play a role in blocking autoimmune damage, paving the way for potential new treatments.
Researchers at Children's National Hospital found that African American children with asthma have significantly lower levels of vitamin D than healthy counterparts. The study suggests a potential link between vitamin D deficiency and increased rates of asthma in this population.
A new study from Wake Forest University School of Medicine reveals that supplementing vitamin D may have different effects on atherosclerosis based on patient race, with black patients at higher risk of increased calcium deposition in arteries.
Researchers found that treating vitamin D deficiency with supplements can reduce cardiovascular disease and other chronic conditions. Increasing vitamin D levels by 1000-5000 IU per day may be beneficial for patients at-risk.
A study by the USDA's Agricultural Research Service found that vitamin D levels are more important than increasing calcium intake for better bone health. The study suggests that correcting low vitamin D levels is key to improving bone mineral density, especially among women with low vitamin D concentrations.
A large case-control study found that men with higher occupational sunlight exposure had a reduced risk of kidney cancer. Vitamin D, metabolized in the kidneys, may play a role in preventing some cancers.
Scientists have discovered that Vitamin D is essential for activating killer cells in the immune system. Without sufficient vitamin D, T cells cannot detect and fight off serious infections. The researchers found that T cells rely on vitamin D to activate and that a lack of vitamin D can lead to immune suppression.
A recent study by Dr. Richard Kremer found that nearly 60% of healthy young women had insufficient vitamin D levels, leading to increased body fat and decreased muscle strength. The research highlights the importance of vitamin D in maintaining overall health and suggests a potential link between low vitamin D levels and various diseases.
A recent study by Henry Ford Hospital has found a significant link between elevated vitamin D levels and basal cell carcinoma, the most common form of skin cancer. The researchers discovered that cancerous tissue showed a 10-fold increase in vitamin D enzyme levels and a two-fold increase in protein levels compared to normal skin tissue.
Research by National Jewish Health faculty presents promising findings on vitamin D's effectiveness in boosting corticosteroid efficacy for asthma treatment. Additionally, early results show oral immunotherapy with egg-white solid to be effective in desensitizing children with egg allergy.
Researchers found that collaboration with industry would decrease mean population sodium intake by 9.5% and prevent 513,885 strokes and 480,358 heart attacks. Vitamin D supplements may reduce cardiovascular disease risk, while low-carbohydrate diets showed no difference in weight loss after 12 months.
A study found that 79% of dialysis patients were vitamin D deficient, with black race, female sex, and winter season being strong predictors. Low blood albumin levels may lead to protein loss in the urine, affecting vitamin D transport.
Research found high vitamin D levels reduce cardiovascular disease (33%) and type 2 diabetes (55%) risks. Vitamin D deficiency may contribute to cardiometabolic disorders.
A new study published in Journal of Biological Chemistry found that Vitamin D deficiency can contribute to Crohn's disease. The researchers discovered that Vitamin D acts directly on genes involved in fighting intestinal bacteria and immune responses. Siblings of patients with Crohn's disease may benefit from ensuring they are vitamin ...
A study by UCSF researchers found that low vitamin D blood levels are associated with a significantly higher risk of relapse attacks in childhood-onset multiple sclerosis patients. Increasing vitamin D levels can potentially decrease the rate of subsequent relapses.
A University of Rochester Medical Center study found a link between vitamin D deficiency and increased cardiac deaths among blacks compared to whites. Researchers suggest that boosting vitamin D levels safely through supplements may be an effective way to intervene.
Researchers found that vitamin D levels in patients with diffuse large B-cell lymphoma were strongly associated with cancer progression and overall survival. Patients with deficient vitamin D levels had a 1.5-fold greater risk of disease progression.
A study found that patients with a specific gene variant are twice as likely to develop congestive heart failure, suggesting a genetic link between vitamin D action and heart disease. The research analyzed the genetic profiles of 617 subjects and identified a critical enzyme associated with the development of congestive heart failure.
Research highlights vitamin D's critical role in immune function, inflammation, and heart health, with evidence suggesting it may boost innate immunity and prevent infections. Vitamin D deficiency is a widespread problem worldwide, affecting nearly one billion people, and experts are considering increasing recommended daily intake.
A recent study by researchers at Intermountain Medical Center found that patients with low levels of vitamin D were more likely to develop coronary artery disease, heart failure, and stroke. The study followed 27,686 patients over a year and found that those with very low levels of vitamin D were 77% more likely to die.
Researchers at Johns Hopkins found that vitamin D deficiency amplifies the negative effects of low estrogen levels on heart health and bones. Men with low vitamin D and estrogen levels were more likely to develop osteopenia and cardiovascular diseases.
A nationwide study of 13,000 Americans found that nearly 60% of the elevated risk of end-stage renal disease (ESRD) in African Americans may be attributed to low vitamin D levels. Researchers also discovered that vitamin D deficiency contributes significantly to the increased risk of ESRD among African Americans compared to whites.
Researchers at Boston University School of Medicine found that weekly and biweekly vitamin D2 doses effectively treat and prevent vitamin D deficiency. The study shows significant increases in 25-hydroxyvitamin D (25(OH)D) levels after treatment, with no reported toxicity risks.
A large nationally representative study found that up to 20% of US children have suboptimal vitamin D levels, with Hispanic and black children at particularly high risk. The researchers recommend vitamin D supplements for all children, especially those in high latitudes, to improve health outcomes.
A study of 166 breast cancer patients found nearly 70% had low vitamin D levels, increasing fracture risk. High-dose supplements improved levels and boosted bone mass, helping mitigate disease symptoms.
Researchers are conducting a five-year trial to determine if supplementing pregnant women with extra vitamin D can prevent their children from developing asthma. The study aims to enroll 870 women nationwide and evaluate the risk of asthma in their children at ages 1, 2, and 3.
Research found that premenopausal women with vitamin D deficiency were three times more likely to develop systolic hypertension 15 years later. Vitamin D has a well-established role in bone health, and deficiency may also increase cancer risk and immune function problems.
A recent study published in the Journal of the American Geriatrics Society reveals that older adults with insufficient vitamin D levels are more likely to die from heart disease. The research analyzed data from over 3,400 participants and found that those with low vitamin D levels were three times more likely to die from heart disease.
A study found that diabetics with low vitamin D levels can't process cholesterol normally, leading to increased blood vessel buildup and heart attack risk. Increasing vitamin D levels may slow or reverse atherosclerosis development, researchers suggest.
A new study found that a vitamin D-regulated anti-bactericidal protein has been conserved in humans and primates for 60 million years. This suggests its critical role in their survival and highlights the importance of maintaining adequate levels of vitamin D.
A study of over 6,000 US children found that 9% had vitamin D deficiency and 61% were insufficient in the essential nutrient. Low vitamin D levels were associated with higher blood pressure, lower HDL cholesterol, and other risk factors for heart disease.
Researchers found that vitamin D3 and synthetic curcuminoids can stimulate the immune system to clear brain amyloid beta, a hallmark of Alzheimer's disease. The study suggests combining these nutrients may be more effective for individual patients.
The report reveals widespread vitamin D deficiency across six regions, with severe consequences for health and fracture rates. Prevention strategies must be initiated at a national level to address the issue.
A new study found that vitamin D levels before a low-calorie diet predict weight loss success. Higher baseline vitamin D levels also predicted greater loss of abdominal fat.
Researchers propose a new model of cancer development based on the loss of cellular communication due to low vitamin D levels. Vitamin D adequacy may halt the first stage of cancer by re-establishing intercellular junctions, potentially preventing cancer development.
A study found that pregnant women with low vitamin D levels were three times more likely to develop bacterial vaginosis than white women. Vitamin D deficiency may play a role in the production and function of antimicrobial molecules, which can help prevent bacterial infections.
Dr. Michael Holick's work revolutionized the understanding of vitamin D and its role in disease prevention, redefining vitamin D deficiency as a national epidemic.
Dr. Michael Holick, a leading vitamin D expert, has been awarded the $50,000 Linus Pauling Institute Prize for his pioneering work in disease prevention and public health. His research has shown a significant link between vitamin D deficiency and various diseases, including cancer, autoimmune diseases, and cardiovascular disease.
A study of 469 pregnant women found that vitamin D insufficiency was associated with an increased risk of bacterial vaginosis (BV). BV is more common in black women due to lower vitamin D levels. The study suggests that poor vitamin D status may contribute to the racial disparity in BV prevalence.
A new study from Saint Louis University found that taking DHEA supplements combined with vitamin D and calcium improves spinal bone density in older women. The treatment resulted in a 2-4% increase in bone density, which is comparable to other current therapies.
Research shows a high correlation between low vitamin D levels and metabolic syndrome in older adults, who are more likely to have a vitamin D deficiency. Vitamin D deficiency is linked to an increased risk of having metabolic syndrome and related metabolic diseases.
A study of ICU patients found that 45% were deficient in vitamin D, with lower levels associated with greater disease severity. Researchers believe that vitamin D deficiency may contribute to disease complications and suggest that raising vitamin D levels may be beneficial for critically ill patients.
Research suggests a link between vitamin D insufficiency and increased asthma severity in children, including hospitalizations, airway reactivity, and use of inhaled steroids. Vitamin D levels were inversely linked to several indicators of allergy and asthma severity.
Human lung tumors can destroy Vitamin D, a hormone with anti-cancer properties, according to a new study. The researchers developed a test to measure Vitamin D levels in tissues and blood, which could help identify the best approaches to maintain therapeutic levels of Vitamin D.
Researchers found that chameleons alter their sunbathing behavior in response to their dietary vitamin D intake, regulating UV exposure to maintain optimal levels. The study showed remarkable accuracy in the chameleons' ability to gauge and adjust their UV exposure based on internal vitamin D levels.
Researchers discovered a correlation between low vitamin D levels and elevated serum TNF-α concentrations, indicating increased inflammation. The study's findings suggest that vitamin D plays a role in preventing inflammatory diseases, including heart disease and multiple sclerosis.
Research suggests that supplementing with vitamin D can exacerbate autoimmune diseases by deactivating the immune response and allowing bacteria to spread more easily. The form of vitamin D derived from food and supplements, 25-hydroxyvitamin D, is a secosteroid rather than a vitamin.
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.