[RummyChick]

okay..so what’s an equivalent you can do at home that might help since most people dont have Michael Jackson money for the $100k cost.

[RummyChick]

as per internet

Side effects and possible complications of HBOT
Lung damage.
Fluid buildup or bursting (rupture) of the middle ear.
Sinus damage.
Changes in vision, causing nearsightedness, or myopia.
Oxygen poisoning, which can cause lung failure, fluid in the lungs, or seizures.

[Uncle Miltie]

“okay..so what’s an equivalent you can do at home that might help”

Deep in the article it says, “ ... huffing airplane glue ...”

[Interesting Times]

This sounds like the effect produced by Tabata training, which drives the body into oxygen debt by short, intense workouts with little recovery time between them.

How Tabata Really Works.