What is 'sardinemaxxing,' and should you try it?
They're oily. They're bony. They have a strong fishy smell, salty taste and soft texture that doesn't appeal to many. Yet, canned sardines appear to be having a moment.
Apr 9, 2026
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Polycyclic Compounds: News and Research on Cholecalciferol
MeSH tree: D04.210.500.812.768.196
Is vitamin D associated with lower levels of Alzheimer's biomarkers?
Having higher levels of vitamin D in the blood in middle age is associated with lower levels of tau protein in the brain, which is a sign of dementia, years later, according to a study published in Neurology Open Access. ...
Apr 1, 2026
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Vitamin D supplements may shift immune responses to gut bacteria in IBD
Vitamin D supplementation may help shape how the immune system responds to gut bacteria in people with inflammatory bowel disease (IBD), according to a Mayo Clinic-led study published in Cell Reports Medicine.
Mar 26, 2026
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Trial finds vitamin D supplements don't reduce COVID severity but could reduce long COVID risk
In a large, randomized trial, researchers at Mass General Brigham found that high-dose vitamin D3 did not reduce COVID-19 infection severity, but may impact long COVID outcomes. Results of the study are published in The Journal ...
Mar 12, 2026
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Vitamin D: Everything you need to know, from when to take it to how much you really need
When the days shorten and the sun sinks low in the sky, that familiar winter slump sets in. There's a fundamental reason for this seasonal fatigue: low levels of vitamin D—the "sunshine vitamin."
Feb 10, 2026
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Chewable supplements help improve bone density of adolescents with HIV, clinical trial finds
Giving adolescents living with HIV high-dose Vitamin D and calcium supplements can help improve their bone density and reduce the risk of fractures, a new study suggests.
Dec 12, 2025
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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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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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