Medically reviewed by Soma Mandal, MD A vitamin D test is a blood test that measures the level of vitamin D (calciferol) in ...

Vitamin D deficiency: Vitamin D deficiency can cause excessive daytime sleepiness in older adults. Other medical conditions: ...

Vitamin D not only supports your immune system but can help you prevent bone disease, regulate mood and more. Here's how you ...

Vitamin D3 seemed more effective than D2 at raising this important blood test. Furthermore, preliminary work showed that enzymes in the liver and the final vitamin D receptors (VDR) in important ...

1, 2023 — A major clinical trial has found that vitamin D supplements do not increase bone strength or prevent bone fractures in children with vitamin D deficiency. The findings challenge widely ...

When skin is exposed to ultraviolet (UVB) light from the sun, the body converts a molecule called 7-dehydrocholesterol into pre-vitamin D3. Pre-vitamin D3 then changes into vitamin D3 within a few ...

10 mcg = 400 IU. 15 mcg = 600 IU. 20 mcg = 800 IU. It is much easier to access the patient’s need after a vitamin D blood test. Few individuals would allow their clinician to simply guess an ...

Besides back pain, being deficient in the vitamin may also lead to other symptoms such as tiredness, increased susceptibility to illness, feelings of anxiety and delayed healing of wounds ...

Are you noticing thinning, a receding hairline, breakage or slower-than-normal hair regrowth lately? You might be wondering ...

A doctor says two diseases common in the UK hundreds of years ago are making a comeback as many people are unaware of what ...

Sufferers often have few symptoms but too little can affect day to day life and can be serious for long-term health ...

it's advisable to consult a healthcare professional for a blood test. Vitamin D deficiency is typically addressed through supplements and adjustments to your diet and lifestyle. But besides ...