Fainting, or syncope, is a common issue with many possible causes. Some are harmless, while others can be serious. To figure out what's going on, doctors need to ask lots of questions. They want to know how often it happens, what triggers it, and if there are any warning signs. It's not always easy to tell if someone is fainting or having another problem. They might...

Hyperventilation, a common practice among freedivers before dives, can lead to dangerous outcomes like hypoxic syncope or blackouts. Currently, there's no effective way to monitor this potentially risky behavior. A recent study has explored a new approach using force sensor technology. The idea is to predict end-tidal carbon dioxide levels (a way to measure how well ...