With all the different types of blood tests out there, it can be confusing to figure out which you need and when. To help, we spoke with doctors for their expert insights about so ...

A doctor may recommend a blood test for homocysteine levels if the person has symptoms of vitamin B6, B12, or folate deficiency. They may also run the test if the person already has risk factors ...

However, anemia is often detected during routine blood tests. Pernicious anemia is a specific type of anemia caused by low levels of vitamin B12. Individuals with pernicious anemia often lack a ...

Blood tests are essential for diagnosing and monitoring various health conditions, from infections to chronic illnesses like ...

Because vitamin A is a fat-soluble vitamin, it can build up in your body when it’s taken in high amounts. (Conversely, you'll ...

Unfortunately, it’s not unusual to have low levels of the vitamin. While there isn’t a consensus on the ideal amount of ...

Historically, 400 IU (10 ug) of vitamin D was recommended for better health because it closely approximated the amount of vitamin D in a teaspoonful of cod liver oil. However, 800 to 1,000 IU is ...

A CBC blood test can indicate lots of things ... some older patients can benefit from getting a 25-hydroxy test to check their vitamin D levels. People who are older than 65, have osteoporosis ...