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Vitamin D Test: Everything You Need To Know
Medically reviewed by Soma Mandal, MD A vitamin D test is a blood test that measures the level of vitamin D (calciferol) in ...
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Our Bodies Need Vitamin D—Here's What Happens When We Don't Get Enough
the best way to determine whether or not you have a vitamin D deficiency is to visit your primary care doctor and ask for a test called the 25-hydroxy vitamin D test. This test will tell you how much ...
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Vitamin D Supplements Lower Blood Pressure in Older Adults with Obesity, Study Finds
New research finds that taking a daily vitamin D supplement may help lower blood pressure, especially for older adults with ...