//www.koonmotors.com/news/health_medicine/vitamin_d/ Read the latest research on the importance of vitamin D for health, symptoms of vitamin D deficiency, suggested dosages and more. en-us Fri, 08 Sep 2023 08:18:25 EDT Fri, 08 Sep 2023 08:18:25 EDT 60 //www.koonmotors.com/images/scidaily-logo-rss.png//www.koonmotors.com/news/health_medicine/vitamin_d/ For more science news, visit ScienceDaily. //www.koonmotors.com/releases/2023/06/230627225210.htm Taking higher-than-recommended doses of vitamin D for five years reduced the risk of atrial fibrillation in older men and women, according to a new study. Tue, 27 Jun 2023 22:52:10 EDT //www.koonmotors.com/releases/2023/06/230627225210.htm //www.koonmotors.com/releases/2023/05/230524182026.htm Neuroscientists have shown how vitamin D deficiency affects developing neurons in the brain's dopamine circuit, which may lead to the dopamine dysfunction seen in adults with schizophrenia. Wed, 24 May 2023 18:20:26 EDT //www.koonmotors.com/releases/2023/05/230524182026.htm //www.koonmotors.com/releases/2023/03/230301101511.htm Taking vitamin D supplements may help ward off dementia, according to a new, large-scale study. Researchers explored the relationship between vitamin D supplementation and dementia in more than 12,388 participants of the US National Alzheimer's Coordinating Center, who had a mean age of 71 and were dementia-free when they signed up. Of the group, 37 per cent (4,637) took vitamin D supplements. Wed, 01 Mar 2023 10:15:11 EST //www.koonmotors.com/releases/2023/03/230301101511.htm //www.koonmotors.com/releases/2023/01/230109112555.htm 减少黑色素瘤病例中观察到的边条r users of vitamin D supplements than among non-users, a new study finds. People taking vitamin D supplements regularly also had a considerably lower risk of skin cancer, according to estimates by experienced dermatologists. The study included nearly 500 people with an increased risk of skin cancer. Mon, 09 Jan 2023 11:25:55 EST //www.koonmotors.com/releases/2023/01/230109112555.htm //www.koonmotors.com/releases/2022/12/221215104543.htm Millions of people across the globe regularly consume arsenic-contaminated water. Exposure to arsenic has previously been associated with the development of various cancers including skin cancer. Research on the underlying molecular mechanisms regulating arsenic-mediated carcinogenesis remains sparse. Using in vitro studies, researchers demonstrate how calcitriol, or activated vitamin D3, inhibits arsenic-mediated carcinogenesis in certain types of skin cells known as 'keratinocytes.' Thu, 15 Dec 2022 10:45:43 EST //www.koonmotors.com/releases/2022/12/221215104543.htm //www.koonmotors.com/releases/2022/12/221212180535.htm Researchers have developed a new way to fortify foods with vitamin A, which they hope could help to improve the health of millions of people around the world. In a new study, they showed that encapsulating vitamin A in a protective polymer prevents the nutrient from being broken down during cooking or storage. Mon, 12 Dec 2022 18:05:35 EST //www.koonmotors.com/releases/2022/12/221212180535.htm //www.koonmotors.com/releases/2022/11/221128101233.htm Research has revealed vitamin K1 can help reduce the risk of fractures in older populations -- especially hip fractures. Mon, 28 Nov 2022 10:12:33 EST //www.koonmotors.com/releases/2022/11/221128101233.htm //www.koonmotors.com/releases/2022/11/221123114237.htm Some clinicians have recommended vitamin D supplements to ease the muscle aches of patients taking a statin, but a new study shows the vitamin appears to have no substantial impact. Wed, 23 Nov 2022 11:42:37 EST //www.koonmotors.com/releases/2022/11/221123114237.htm //www.koonmotors.com/releases/2022/10/221026102935.htm New research gives strong evidence that vitamin D deficiency is associated with premature death, prompting calls for people to follow healthy vitamin D level guidelines. Wed, 26 Oct 2022 10:29:35 EDT //www.koonmotors.com/releases/2022/10/221026102935.htm //www.koonmotors.com/releases/2022/09/220929133437.htm Cystic fibrosis patients who supplement their diet with vitamin C can also derive greater benefit from another antioxidant, vitamin E, resulting in a reduction in damaging inflammation, a study suggests. Thu, 29 Sep 2022 13:34:37 EDT //www.koonmotors.com/releases/2022/09/220929133437.htm //www.koonmotors.com/releases/2022/08/220812113410.htm An extensive meta-analysis suggests that vitamin D supplementation may alleviate depressive symptoms in adults with depression. Conducted by an international team of researchers, the meta-analysis includes dozens of studies from around the world. Fri, 12 Aug 2022 11:34:10 EDT //www.koonmotors.com/releases/2022/08/220812113410.htm //www.koonmotors.com/releases/2022/08/220807161657.htm Genetic research shows a direct link between low levels of vitamin D and high levels of inflammation, providing an important biomarker to identify people at higher risk of or severity of chronic illnesses with an inflammatory component. Sun, 07 Aug 2022 16:16:57 EDT //www.koonmotors.com/releases/2022/08/220807161657.htm //www.koonmotors.com/releases/2022/08/220803120356.htm Researchers report on a novel function of vitamin K, which is generally known for its importance in blood clotting. The researchers discovered that the fully reduced form of vitamin K acts as an antioxidant efficiently inhibiting ferroptotic cell death. Wed, 03 Aug 2022 12:03:56 EDT //www.koonmotors.com/releases/2022/08/220803120356.htm //www.koonmotors.com/releases/2022/07/220719091209.htm Trial participants reported feeling less anxious or depressed after taking high doses of Vitamin B6 for a month. The trial provides evidence that the calming effect B6 has on the brain could make it effective in preventing or treating mood disorders. Tue, 19 Jul 2022 09:12:09 EDT //www.koonmotors.com/releases/2022/07/220719091209.htm //www.koonmotors.com/releases/2022/07/220706085407.htm 佝偻病和经典metaphyseal病变(cml) exhibit distinct radiographic signs, and radiologists can reliably differentiate these two entities. Wed, 06 Jul 2022 08:54:07 EDT //www.koonmotors.com/releases/2022/07/220706085407.htm //www.koonmotors.com/releases/2022/07/220705093813.htm Taking Vitamin D supplements during pregnancy could substantially reduce the chances of babies up to a year old suffering from atopic eczema, according to a new study. Tue, 05 Jul 2022 09:38:13 EDT //www.koonmotors.com/releases/2022/07/220705093813.htm //www.koonmotors.com/releases/2022/06/220614122721.htm Dementia is one of the major causes of disability and dependency among older people worldwide, affecting thinking and behaviors as you age. But what if you could stop this degenerative disease in its tracks? Tue, 14 Jun 2022 12:27:21 EDT //www.koonmotors.com/releases/2022/06/220614122721.htm //www.koonmotors.com/releases/2022/03/220308115808.htm Scientists have shed new light on the role of the placenta in managing the relationships between maternal vitamin D and fetal development, according to a new study. Tue, 08 Mar 2022 11:58:08 EST //www.koonmotors.com/releases/2022/03/220308115808.htm //www.koonmotors.com/releases/2022/02/220225085906.htm New research has found significant differences between the two types of vitamin D, with vitamin D2 having a questionable impact on human health. However, the study found that vitamin D3 could balance people's immune systems and help strengthen defences against viral infections such as Covid-19. Fri, 25 Feb 2022 08:59:06 EST //www.koonmotors.com/releases/2022/02/220225085906.htm //www.koonmotors.com/releases/2022/02/220217122358.htm A meta-analysis of 26 studies that included more than 5,600 patients hospitalized with COVID-19 has found that taking immune-boosting micronutrients such as vitamin C, vitamin D and zinc do not lessen a patient's chance of dying from COVID-19. Thu, 17 Feb 2022 12:23:58 EST //www.koonmotors.com/releases/2022/02/220217122358.htm //www.koonmotors.com/releases/2022/02/220203161135.htm In a new study, researchers show a correlation between vitamin D deficiency and COVID-19 severity and mortality. The study is among the first to analyze vitamin D levels prior to infection, which facilitates a more accurate assessment than during hospitalization, when levels may be lower secondary to the viral illness. Thu, 03 Feb 2022 16:11:35 EST //www.koonmotors.com/releases/2022/02/220203161135.htm //www.koonmotors.com/releases/2022/01/220105111427.htm A trial found that taking a much higher dose of vitamin D than recommended for five years did not affect total mortality or the incidence of cardiovascular disease or cancer in older men and women. Wed, 05 Jan 2022 11:14:27 EST //www.koonmotors.com/releases/2022/01/220105111427.htm //www.koonmotors.com/releases/2021/12/211208161146.htm Living in sunny locations and spending time outdoors may raise the risk for skin cancer, but a new study shows that in children and young adults, sun exposure may protect against multiple sclerosis. The study follows previous work by other researchers that has demonstrated an association between increased ultraviolet exposure in childhood and lower odds of adult MS. Wed, 08 Dec 2021 16:11:46 EST //www.koonmotors.com/releases/2021/12/211208161146.htm //www.koonmotors.com/releases/2021/12/211206113025.htm Free from the sun, vitamin D delivers a natural source for one of the hormones essential to our bodies, especially the bones. But when you're down on this essential nutrient, it's not only your bones that could suffer, but also your cardio health, according to new research. Mon, 06 Dec 2021 11:30:25 EST //www.koonmotors.com/releases/2021/12/211206113025.htm //www.koonmotors.com/releases/2021/11/211110104636.htm Worldwide, millions of people follow vegan and vegetarian diets for religious, ethical, environmental or economic reasons. While these diets have purported health benefits, they can also lack essential nutrients, such as vitamins B12 and D3, if not well-planned or supplemented correctly. Now, researchers have packed a strawberry-flavored gummy with these vitamins, formulating it without any animal products so vegans and vegetarians can reach their recommended daily allowances (RDA). Wed, 10 Nov 2021 10:46:36 EST //www.koonmotors.com/releases/2021/11/211110104636.htm //www.koonmotors.com/releases/2021/09/210927150523.htm Previously published solar exposure guidelines for optimal vitamin D synthesis based on a study of skin samples may need to be revised. Mon, 27 Sep 2021 15:05:23 EDT //www.koonmotors.com/releases/2021/09/210927150523.htm //www.koonmotors.com/releases/2021/09/210915095408.htm New research has examined the association between vitamin D and COVID-19, and found that ambient ultraviolet B (UVB) radiation (which is key for vitamin D production in the skin) at an individual's place of residence in the weeks before COVID-19 infection, was strongly protective against severe disease and death. Wed, 15 Sep 2021 09:54:08 EDT //www.koonmotors.com/releases/2021/09/210915095408.htm //www.koonmotors.com/releases/2021/08/210817094147.htm Consuming higher amounts of Vitamin D -- mainly from dietary sources -- may help protect against developing young-onset colorectal cancer or precancerous colon polyps, according to a new study. Tue, 17 Aug 2021 09:41:47 EDT //www.koonmotors.com/releases/2021/08/210817094147.htm //www.koonmotors.com/releases/2021/08/210816135454.htm Review of a landmark, 1944 study on adequate vitamin C levels leads researchers to challenge the WHO's recommended daily amounts. Mon, 16 Aug 2021 13:54:54 EDT //www.koonmotors.com/releases/2021/08/210816135454.htm //www.koonmotors.com/releases/2021/08/210809144115.htm New research has found that people who eat a diet rich in vitamin K have up to a 34 percent lower risk of atherosclerosis-related cardiovascular disease (conditions affecting the heart or blood vessels). Mon, 09 Aug 2021 14:41:15 EDT //www.koonmotors.com/releases/2021/08/210809144115.htm //www.koonmotors.com/releases/2021/08/210806171913.htm In a clinical trial of individuals at high risk for developing type 2 diabetes, which is the leading cause of kidney disease, vitamin D supplementation did not have significant effects on kidney health. As participants were not selected according to baseline vitamin D levels, investigators cannot exclude a kidney benefit for individuals with vitamin D deficiency. Fri, 06 Aug 2021 17:19:13 EDT //www.koonmotors.com/releases/2021/08/210806171913.htm //www.koonmotors.com/releases/2021/08/210805141139.htm Patients with vitamin D deficiency who received vitamin D supplements had a reduced need for pain relief and lower levels of fatigue in palliative cancer treatment, a randomized and placebo-controlled study shows. Thu, 05 Aug 2021 14:11:39 EDT //www.koonmotors.com/releases/2021/08/210805141139.htm //www.koonmotors.com/releases/2021/07/210727163242.htm In a recent study of Black American women, low levels of vitamin D appeared to be related to increased incidence of COVID-19 infection. Tue, 27 Jul 2021 16:32:42 EDT //www.koonmotors.com/releases/2021/07/210727163242.htm //www.koonmotors.com/releases/2021/06/210611174042.htm Lab animals deficient in vitamin D crave and become dependent on opioids, which is curbed when normal levels of the vitamin are restored. Human health records indicate that people with low vitamin D are more likely to use and misuse opioids. Study results suggest a potential role for vitamin D supplementation in fighting opioid addiction. Fri, 11 Jun 2021 17:40:42 EDT //www.koonmotors.com/releases/2021/06/210611174042.htm //www.koonmotors.com/releases/2021/06/210601155616.htm Observational studies have suggested that increased vitamin D levels may protect against COVID-19. However, these studies were inconclusive and possibly subject to confounding. A new study suggests that genetic evidence does not support vitamin D as a protective measure against COVID-19. Tue, 01 Jun 2021 15:56:16 EDT //www.koonmotors.com/releases/2021/06/210601155616.htm //www.koonmotors.com/releases/2021/04/210408212954.htm Sunnier areas are associated with fewer deaths from COVID-19, an observational study suggests. Increased exposure to the sun's rays -- specifically UVA -- could act as a simple public health intervention if further research establishes it causes a reduction in mortality rates, experts say. Thu, 08 Apr 2021 21:29:54 EDT //www.koonmotors.com/releases/2021/04/210408212954.htm //www.koonmotors.com/releases/2021/03/210322175028.htm In a retrospective study of individuals tested for COVID-19, vitamin D levels above those traditionally considered sufficient were associated with a lower risk of COVID-19. Mon, 22 Mar 2021 17:50:28 EDT //www.koonmotors.com/releases/2021/03/210322175028.htm //www.koonmotors.com/releases/2021/03/210321215452.htm Patients with low vitamin D levels who are hospitalized for COVID-19 may have a lower risk of dying or requiring mechanical ventilation if they receive vitamin D supplementation of at least 1,000 units weekly, according to a new study. Sun, 21 Mar 2021 21:54:52 EDT //www.koonmotors.com/releases/2021/03/210321215452.htm //www.koonmotors.com/releases/2021/02/210225143656.htm Genetically determined vitamin D levels do not have a large effect on risk of type 1 diabetes in Europeans, according to a new study. Thu, 25 Feb 2021 14:36:56 EST //www.koonmotors.com/releases/2021/02/210225143656.htm //www.koonmotors.com/releases/2021/02/210218142820.htm One day physicians may be able to look at an African American's skin color and, with the help of other determinants, know if prescribing vitamin D supplements would lower that person's risk of getting cancers of the prostate, colon, rectum or breast. Thu, 18 Feb 2021 14:28:20 EST //www.koonmotors.com/releases/2021/02/210218142820.htm //www.koonmotors.com/releases/2021/02/210210133333.htm Scientists have now calculated: If all Germans over the age of 50 were to take vitamin D supplements, up to 30,000 cancer deaths per year could possibly be avoided and more than 300,000 years of life could be gained - in addition, health care costs could be saved. Wed, 10 Feb 2021 13:33:33 EST //www.koonmotors.com/releases/2021/02/210210133333.htm //www.koonmotors.com/releases/2021/02/210201200013.htm Working outdoors over many years is linked to a lower risk of breast cancer in women after the age of 50, finds new research. Mon, 01 Feb 2021 20:00:13 EST //www.koonmotors.com/releases/2021/02/210201200013.htm //www.koonmotors.com/releases/2021/02/210201101526.htm Bleeding of the gums on gentle probing, or gingival bleeding tendency, and also bleeding in the eye, or retinal hemorrhaging, were associated with low vitamin C levels in the bloodstream. Mon, 01 Feb 2021 10:15:26 EST //www.koonmotors.com/releases/2021/02/210201101526.htm //www.koonmotors.com/releases/2021/01/210121132300.htm Researchers report a comprehensive pilot study on the metabolic effects of full vegan diet on young children. The study found vegan children to have remarkably altered metabolism and lower vitamin A and D status compared to children with no special diet. Thu, 21 Jan 2021 13:23:00 EST //www.koonmotors.com/releases/2021/01/210121132300.htm //www.koonmotors.com/releases/2020/12/201215091635.htm Over 50 per cent of Asians living in the UK are severely deficient in vitamin D, leaving them more vulnerable to respiratory infections such as COVID-19 and musculoskeletal disorders, according to a large-scale population study published this week. Tue, 15 Dec 2020 09:16:35 EST //www.koonmotors.com/releases/2020/12/201215091635.htm //www.koonmotors.com/releases/2020/12/201201171732.htm A new study has discovered that vitamin D regulates calcium in a section of the intestine that previously was thought not to have played a key role. The findings have important implications on how bowel disease, including ulcerative colitis and Crohn's disease, may disrupt calcium regulation. Tue, 01 Dec 2020 17:17:32 EST //www.koonmotors.com/releases/2020/12/201201171732.htm //www.koonmotors.com/releases/2020/11/201130131356.htm Researchers discovered that the makeup of a person's gut microbiome is linked to their levels of active vitamin D, and revealed a new understanding of vitamin D and how it's typically measured. Mon, 30 Nov 2020 13:13:56 EST //www.koonmotors.com/releases/2020/11/201130131356.htm //www.koonmotors.com/releases/2020/11/201102142242.htm A study showed that mothers' vitamin D levels during pregnancy were associated with their children's IQ, suggesting that higher vitamin D levels in pregnancy may lead to greater childhood IQ scores. Mon, 02 Nov 2020 14:22:42 EST //www.koonmotors.com/releases/2020/11/201102142242.htm //www.koonmotors.com/releases/2020/10/201027092216.htm Over 80 percent of 200 COVID-19 patients in a hospital in Spain have vitamin D deficiency, according to a new study. Tue, 27 Oct 2020 09:22:16 EDT //www.koonmotors.com/releases/2020/10/201027092216.htm //www.koonmotors.com/releases/2020/10/201021112318.htm A recent study shows that cold ambient temperatures increase vitamin A levels in humans and mice. This helps convert 'bad' white adipose tissue into 'good' brown adipose tissue which stimulates fat burning and heat generation. Wed, 21 Oct 2020 11:23:18 EDT //www.koonmotors.com/releases/2020/10/201021112318.htm //www.koonmotors.com/releases/2020/10/201005144631.htm Children appear to be at greater risk of having high blood pressure when their mothers had the high blood pressure condition called preeclampsia during pregnancy -- but this adverse association may be reduced or even eliminated for children who were exposed to higher levels of vitamin D in the womb. Mon, 05 Oct 2020 14:46:31 EDT //www.koonmotors.com/releases/2020/10/201005144631.htm //www.koonmotors.com/releases/2020/10/201001090139.htm A research team has revealed that narrow-range ultraviolet (UV) irradiation using light emitting diodes (LEDs) safely increases serum vitamin D levels in aging mice and thereby prevents the loss of their bone and muscle mass. Thu, 01 Oct 2020 09:01:39 EDT //www.koonmotors.com/releases/2020/10/201001090139.htm //www.koonmotors.com/releases/2020/09/200907183113.htm Free, circulating vitamin D levels in the blood may be a better predictor of future health risks in aging men, according to a new study. These data suggest the free, precursor form of vitamin D found circulating in the bloodstream is a more accurate predictor of future health and disease risk, than the often measured total vitamin D. Mon, 07 Sep 2020 18:31:13 EDT //www.koonmotors.com/releases/2020/09/200907183113.htm //www.koonmotors.com/releases/2020/09/200903133007.htm In a retrospective study of patients tested for COVID-19, researchers found an association between vitamin D deficiency and the likelihood of becoming infected with the coronavirus. Thu, 03 Sep 2020 13:30:07 EDT //www.koonmotors.com/releases/2020/09/200903133007.htm //www.koonmotors.com/releases/2020/08/200826200709.htm New research shows that vitamin C could help over 50s retain muscle mass in later life. The study shows that older people who eat plenty of vitamin C -- commonly found in citrus fruits, berries and vegetables -- have the best skeletal muscle mass. Wed, 26 Aug 2020 20:07:09 EDT //www.koonmotors.com/releases/2020/08/200826200709.htm //www.koonmotors.com/releases/2020/08/200825113632.htm Contrary to earlier observational results, vitamin D supplements do not prevent severe asthma attacks in at-risk children, according to the first placebo-controlled clinical trial to test this relationship. Tue, 25 Aug 2020 11:36:32 EDT //www.koonmotors.com/releases/2020/08/200825113632.htm //www.koonmotors.com/releases/2020/08/200818094048.htm Older adults who took a daily multivitamin and mineral supplement with zinc and high amounts of vitamin C in a 12-week study experienced sickness for shorter periods and with less severe symptoms than counterparts in a control group receiving a placebo. Tue, 18 Aug 2020 09:40:48 EDT //www.koonmotors.com/releases/2020/08/200818094048.htm //www.koonmotors.com/releases/2020/08/200805160933.htm Taking vitamin D and calcium twice a day may reduce your chances of getting vertigo again, according to a new study. Wed, 05 Aug 2020 16:09:33 EDT //www.koonmotors.com/releases/2020/08/200805160933.htm //www.koonmotors.com/releases/2020/06/200622095018.htm published in CANCER indicates that taking vitamin D supplements may help prevent a potentially serious side effect of a revolutionary form of anti-cancer therapy. Mon, 22 Jun 2020 09:50:18 EDT //www.koonmotors.com/releases/2020/06/200622095018.htm //www.koonmotors.com/releases/2020/06/200615115725.htm A new, multi-ethnic study found adults aged 54-76 with low circulating vitamin K levels were more likely to die within 13 years compared to those with adequate levels, suggesting vitamin K may offer protective health benefits as we age. Mon, 15 Jun 2020 11:57:25 EDT //www.koonmotors.com/releases/2020/06/200615115725.htm