Freediving is a sport where divers hold their breath without breathing apparatus. It requires physical fitness, mental discipline, and training. The mammalian diving reflex helps divers hold their breath longer, but carbon dioxide accumulation is a limiting factor. Inexperienced divers should not hyperventilate before diving. Freediving can be dangerous, but with professional lessons, it can […]

Apnea, short pauses in breathing patterns, is normal but can be dangerous if breathing stops for 20 seconds or more. There are three types: obstructive, central, and mixed. Children may need surgery or a CPAP mask, while adults may require a sleep study or medication. Most people experience short pauses in their breathing patterns. These […]