Health

Is too much vitamin C harmful?

Your body needs vitamin C, but megadoses can cause many digestive problems. Find out how much of the nutrient you really require.

Immunology

Immune system targets vitamin B12 pathway to neutralize bacteria

Close to 1.8 billion people worldwide are infected with Mycobacterium tuberculosis (Mtb), the common and occasionally deadly bacterium that causes millions of cases of tuberculosis each year. The bacteria, having coevolved ...

Health

Vitamin D deficiency may impair muscle function

Vitamin D deficiency may impair muscle function due to a reduction in energy production in the muscles, according to a mouse study published in the Journal of Endocrinology. Vitamin D deficient mice were found to have impaired ...

Medications

What is nitrous oxide, and how dangerous is it?

Media reports last week linked the use of "nangs" to the death of a teenager at schoolies week on the Gold Coast. Hamish Bidgood died when he fell from a balcony. He and his friends had reportedly been using "nangs" that ...

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