Vitamin A Deficiency News and Research

RSS

Prevalence of vitamin D insufficiency in patients with Parkinson's and Alzheimer's disease

A majority of Parkinson's disease patients had insufficient levels of vitamin D in a new study from Emory University School of Medicine.

13 Oct 2008

Children with cystic fibrosis not well covered by guidelines for vitamin D needs

Existing recommendations for treating vitamin D deficiency in children with cystic fibrosis (CF) are too low to cover the serious need, leaving most at high risk for bone loss and rickets, according to researchers at Johns Hopkins Children's Center.

12 Oct 2008

Use of oral vitamin D supplements may help prevent eczema

A study led by researchers at the University of California, San Diego School of Medicine suggests that use of oral Vitamin D supplements bolsters production of a protective chemical normally found in the skin, and may help prevent skin infections that are a common result of atopic dermatitis, the most common form of eczema.

6 Oct 2008

Vitamin may protect the ageing brain from memory loss

Scientists in Britain are suggesting that a vitamin found in meat, fish and milk, may offer protection against memory loss in older people.

9 Sep 2008

Vitamin B deficiency may cause vascular cognitive impairment

A deficiency of B-vitamins may cause vascular cognitive impairment, according to a new study. Researchers at the Jean Mayer USDA Human Nutrition Research Center on Aging (HNRCA) at Tufts University used an experimental model to examine the metabolic, cognitive, and microvascular effects of dietary B-vitamin deficiency.

2 Sep 2008

Exclusive breastfeeding increases child's risk for vitamin D deficiency; black, darker-skinned children already have increased risk

Exclusive breastfeeding can increase a child's risk of developing rickets because breast milk alone does not provide adequate levels of vitamin D, a critical ingredient that helps to absorb calcium and build strong bones, the New York Times reports. Rickets develops when a child's vitamin D levels are too low and is characterized by the curving of a child's legs and the softening of other bones. Some children are asymptomatic.

28 Aug 2008

Role of vitamin D in kidney disease examined

Vitamin D is the key to preventing rickets and osteoporosis, but Rockefeller University scientists suspect it may also play a role in heading off atherosclerosis in people with chronic kidney disease.

26 Aug 2008

In-depth review of current research on the health effects of vitamin D

Despite considerable progress in research to understand the health effects of vitamin D, experts convened by the NIH to review the available data found major gaps in the evidence. The data are strongest in the area of bone health among elderly men and post-menopausal women, suggesting that increased vitamin D intake can improve bone health and prevent falls. For other age groups and health issues, though, it is too early to say conclusively whether more vitamin D might be beneficial.

12 Aug 2008

Chronic pain among women may be down to low levels of vitamin D

According to new research published ahead of print, low vitamin D levels may contribute to chronic pain in women.

12 Aug 2008

Low vitamin D levels substantially increase risk of death

Researchers at Johns Hopkins are reporting what is believed to be the most conclusive evidence to date that inadequate levels of vitamin D, obtained from milk, fortified cereals and exposure to sunlight, lead to substantially increased risk of death.

11 Aug 2008

Online resource for ethnicity and health doubles content

Specialist Library for Ethnicity & Health, designed to provide health professionals with the latest research and information on ethnic minority health, has announced two successes - in the last year it has doubled the number of research articles it provides, and now the NHS is backing it with a new contract to 2011.

7 Jul 2008

Single oral dose of vitamin A reduces infant mortality

A single, oral dose of vitamin A, given to infants shortly after birth in the developing world can reduce their risk of death by 15 percent, according to a study conducted by researchers at the Johns Hopkins Bloomberg School of Public Health. The study is published in the July 2008 edition of the journal Pediatrics.

7 Jul 2008

Vitamin D, "the heart tranquilizer"

Strong bones, a healthy immune system, protection against some types of cancer: Recent studies suggest there's yet another item for the expanding list of vitamin D benefits. Vitamin D, "the sunshine vitamin," keeps the heart, the body's long-distance runner, fit for life's demands.

11 Jun 2008

Low levels of vitamin D in men linked to heart attack

Low levels of vitamin D appear to be associated with higher risk of myocardial infarction (heart attack) in men, according to a report in the June 9 issue of Archives of Internal Medicine.

9 Jun 2008

Many young children short on vitamin D

A new study by researchers in the United States has found that many young children are lacking in vitamin D.

4 Jun 2008

Low levels of vitamin D appear common in healthy children

Many healthy infants and toddlers may have low levels of vitamin D, and about one-third of those appear to have some evidence of reduced bone mineral content on X-rays, according to a report in the June issue of Archives of Pediatrics & Adolescent Medicine.

2 Jun 2008

First study to examine vitamin D insufficiency in pediatric patients with low bone density

Vitamin D insufficiency is common in adults and is emerging in the world of pediatrics. A mild degree of vitamin D deficiency, also known as vitamin D insufficiency, causes rickets in children and can be treated with increased amount of nutritional vitamin D intake as well as increased sun exposure.

2 Jun 2008

Trends of vitamin B6 status in US population sample identified in study

In an epidemiological study, Tufts University researchers identified trends of vitamin B6 status in a sample of the United States population based on measures of plasma pyridoxal 5'- phosphate (PLP) levels in the bloodstream. Plasma PLP is the indicator used by the federal government to set the current Recommended Dietary Allowance (RDA) of vitamin B6, a nutrient essential for red blood cell function and important for maintaining a healthy immune system and blood glucose levels.

20 May 2008

Vitamin D linked to reduced mortality rate in chronic kidney disease

For patients with moderate to severe chronic kidney disease (CKD), treatment with activated vitamin D may reduce the risk of death by approximately one-fourth, suggests a study in the August Journal of the American Society of Nephrology.

7 May 2008

Depression in seniors linked to low levels of vitamin D

Researchers in Holland have found that older people with low blood levels of vitamin D and high blood levels of the parathyroid hormone are more likely to be depressed.

6 May 2008