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 ...

Diseases, Conditions, Syndromes

Innovative lung-imaging technique shows cause of long COVID symptoms

Many who experience what is now called "long COVID" report feeling brain fog, breathless, fatigued and limited in doing everyday things, often lasting weeks and months post-infection. Using functional MRI with inhaled xenon ...

Diseases, Conditions, Syndromes

Carbon dioxide reduces belly fat

The first randomized, controlled trial testing carbon dioxide gas injections (carboxytherapy) to reduce belly fat found the new technique eliminates fat around the stomach. However, the changes were modest and did not result ...

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Gas

In physics, a gas is a state of matter, consisting of a collection of particles (molecules, atoms, ions, electrons, etc.) without a definite shape or volume that are in more or less random motion.

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