Do older adults need to take vitamin D and calcium supplements?
As we enter our 50s, it's time to reassess our intake of calcium, which helps mitigate bone loss, and vitamin D, which helps us absorb calcium.
Dec 11, 2025
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Polycyclic Compounds: News and Research on Secosteroids
MeSH tree: D04.210.500.812
Tea linked to stronger bones in older women, while coffee may pose risks
A new study from Flinders University offers insight into how two of the world's most popular beverages, coffee and tea, may influence bone health in older women.
Dec 11, 2025
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Concern over harmful medical advice from social media influencers: Calls for coordinated action to protect the public
Biased or misleading medical advice shared by social media influencers can cause harm and requires coordinated action by governments and platforms to protect the public, argue experts in The BMJ.
Dec 3, 2025
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30 distinct genes that influence vitamin D status identified in new study
Trinity researchers have led a new collaborative study, combining large genetic datasets with satellite weather data and uncovering more than 30 distinct genes that influence vitamin D status, many of which were not previously ...
Dec 3, 2025
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Lower vitamin D consistently linked with higher depression in adults
Researchers report in a study, published in Biomolecules and Biomedicine, that lower blood levels of vitamin D are consistently linked with higher rates of depression in adults—especially when 25-hydroxy-vitamin D [25(OH)D] ...
Nov 7, 2025
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Debunking the link between calcium supplements and dementia
New research from Edith Cowan University (ECU), Curtin University and the University of Western Australia has found no evidence that calcium monotherapy increases the long-term risk for dementia, helping to dispel previous ...
Oct 7, 2025
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Research suggests what you eat and drink could contribute to your hair loss
It may not be age that is making your hair thin or fall out, but rather what you are eating and drinking.
Sep 24, 2025
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Magnesium inhibits colorectal cancer carcinogenesis by increasing vitamin D-synthesizing bacteria
Researchers from Vanderbilt University Medical Center have demonstrated in a precision-based clinical trial that a magnesium supplement increases gut bacteria in humans that have been shown to synthesize vitamin D and inhibit ...
Sep 23, 2025
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If I use SPF50+ sunscreen every day do I need to take vitamin D?
What does wearing SPF50+ sunscreen every day do to your vitamin D levels? Our study, recently published in the British Journal of Dermatology, provides some answers.
Sep 18, 2025
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Vitamin D3 concentrations are lowered by a common vitamin D supplement
Taking vitamin D2 might lower the body's levels of the more efficient form of vitamin D, vitamin D3, according to new research from the University of Surrey, John Innes Center and Quadram Institute Bioscience. Many people ...
Sep 18, 2025
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