When Roo became suddenly unwell last year, it was feared he might have a brain tumour. (Image: BBC) ...
Investigations found Roo had been accidentally poisoned with a dose of vitamin D prescribed for growing pains.
A doctor with 23 years medical experience says many of the claims touted by online 'health and wellness influencers' are ...
A doctor with 23 years medical experience says many of the claims touted by online 'health and wellness influencers' are ...
Morning Overview on MSN
High-dose vitamin D can raise toxicity risks, Harvard Health warns
In April 2026, a walk down the supplement aisle at any major pharmacy tells a striking story: vitamin D capsules containing 5 ...
Taking vitamin D is widely seen as a simple way to boost health—but scientists warn that too much of the “sunshine vitamin” can do more ...
A team of international researchers found that the more vitamin D in a person’s system in middle age predicted fewer of these tau tangles in ...
Some popular supplements can cause serious side effects at high doses or come with certain health risks. Learn which ones to ...
Learn about the best time of day and way to take vitamin D, including how the timing may affect sleep, and if you should consider supplementing with this nutrient.
ScienceAlert on MSN
Taking too much vitamin D can backfire, scientists warn
(Peter Dazeley/The Image Bank/Getty Images) The "sunshine vitamin" may come with a dark side. Just as a lack of vitamin D can ...
New research has linked levels of vitamin D in midlife with toxic tangles of tau protein that accumulate in the brains of ...
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