A magnesium blood test measures the amount of magnesium, an important mineral, in your blood. Your body needs magnesium from ...

Medically reviewed by Elizabeth Barnes, RDN Women are more likely than men to be deficient in magnesium, but it can be ...

A new study, published in the journal Nutrients, investigates factors associated with cognitive performance in older adults. In agreement with previous research, it finds that age, body mass index ...