A large study found that vitamin D and calcium supplements don't meaningfully reduce falls or fractures in most adults.

A vitamin D deficiency is a risk factor for uterine fibroids. Keeping your vitamin D levels in check can help lower your risk ...

Fasting blood tests measuring GLP-1 and GIP levels may predict obesity treatment response to semaglutide and tirzepatide, ...

Anemia (iron defficient) is still a problem for millions of people around the globe. It’s particularly common in girls and women, causing fatigue, brain fog, and a number of other symptoms. The usual ...

Most primary care patients were open to Alzheimer's blood-based biomarker tests after a brief explanation, a survey showed. The top two barriers to blood testing were cost and concerns about test ...

Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing the first line of defense against ...

C3G and IC-MPGN can be difficult to diagnose because they are so rare and their symptoms are vague and nonspecific. A kidney biopsy is considered the gold standard and usually needed to confirm the ...

A complement blood test measures how well complement proteins in your blood support immune defense. The complement system helps antibodies fight germs and clear foreign substances. Complement testing ...

Every product we recommend is chosen through a combination of Primary Research and Secondary Research. Vitamin B12 is one of the discussed nutrients, with links to improved energy levels, brain health ...

A complement C4 (also known as a complement component 4, or simply C4) is a test to measure the level of C4 proteins you have in your blood. These proteins play a role in how your immune system ...

Low iron levels in women can lead to a range of symptoms, from hair loss and hair thinning to frequent dizziness, headaches, and constant fatigue. Iron deficiency is common in women due to factors ...