adam

His bike got a flat tire at the park. So I offered him a ride.

seems its so pain🫣🫣

Worth a reblog, a freediver volunteers for monitoring as he performs static apnea.

This guy's pretty hot, and he explains how he got a little hotter one day.

Pumping harder. You can hear me sniffle at points, sorry about that!

latinopapo1

French army research. Volunteer soldiers, in this experiment, are placed in a heat chamber, and wired to multiple sensors. The temperature is raised until the subject's vital signs show distress.

More french army volunteers. Two men are wired for monitoring and pressure is cycled in the chamber to see what they can endure. The controls will be set and the medics will retire to the safety of the control room as the volunteers are taken to the edge of conciousness.

A french army volunteer. The soldier is wired to monitoring equipment in a hyperbaric chamber and is preparing to endure extremes of pressure, both high and low, until the body shows signs of severe stress.

robertobarcelona93