Scientists on Croatia's Dugi Otok island are urging action to protect the crucial seagrass meadows of Posidonia oceanica.

More information: Fuyan Ding et al, Methylene blue mitigates lung injury in HCA rats by regulating macrophage pyroptosis via Nrf2/HO-1 and NLRP3 pathways, Biomolecules and Biomedicine (2025). DOI ...

For three years, Harper Ryals needed oxygen because there were so many AVMs in her lungs that she couldn't get enough oxygen, which turned her skin blue. When Harper was born, she appeared to be ...

These also reduce the amount of oxygen moving around the body, which is what happened in Hayden's case, leading to her blue skin. Normally, when HHT takes host in the lungs, it happens in ...

After her fingers turned blue, she underwent a battery of tests that revealed that Harper had thousands of tiny AVMs in her lungs. This impacted her ability to receive properly oxygenated blood ...