As fall sunlight declines, older adults may have a harder time getting enough vitamin D for normal muscle function and bone mineralization. Learn how food, supplements, and clinician-guided testing can support safe, adequate intake.
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vitamin D deficiency
Vitamin D and Heart Attack Risk: What Research Shows
New research is adding nuance to the conversation around vitamin D and heart attack prevention, especially for people who’ve already had a cardiac event. While low vitamin D may be linked to higher heart disease risk, the latest findings suggest the real answer depends on the person, not just the supplement.



