bathtub breath hold guys

A severe hazing but he's asleep for now

In the tank. A volunteer works out underwater while his body is monitored. A rescue diver sits with scuba apparatus when the man runs out of breath.

From the 60's archive. A trainee navy diver is fitted with his first deep-water suit.

A submariner performs a deep water escape exercise. He must hold his breath to the surface. A supervisor looks on.

Apprentice takes the bucket breath hold challenge

blue trunks

breath holding under the surface

hairy breath hold

A little help with his breath hold. It's safer than doing it in the bathtub when this happens.

Furry daddy tries the underwater breath hold challenge, fisrt attempt not great for this muscle man