Breath-hold diving elicits a remarkable suite of physiological responses that enable humans to withstand extreme hypoxic conditions. At the core of these adaptations is the diving response, which ...

Most of us can hold our breath for between 30 and 90 seconds. Subscribe to our newsletter for the latest sci-tech news updates. A few minutes without oxygen can be fatal, so we have an involuntary ...

Mermaid Elle — a.k.a. Elle Jimenez — opens up to PEOPLE about what it really takes to be a real-life mermaid Jimenez says that working as a mermaid for 10 years has been physically draining on her ...