A study found that B12 requirements may be too low for some people, putting them at risk for cognitive decline.

The NHS has warned if you experience 'pins and needles', it could be a sign of an important deficiency. Vitamin B12 or B9 ...

Leg cramping at night is thought to be associated with magnesium deficiency, and magnesium ... evidence suggests supplementation may relieve symptoms of restless legs syndrome.

A trace element known as iodine plays a major role in our health, powering the thyroid gland to regulate metabolism. But a ...

However, if left untreated, it can cause a weakened immune system or acquired immune deficiency syndrome (AIDS). Some people may not develop any symptoms after contracting HIV and could remain ...