“They studied a technique called intermittent hypoxia, a method that temporarily reduces the amount of oxygen a person breathes, then restores it to normal, repeating the cycle over a 60-minute session.”
They’ve just described sleep apnea.
CC
I remember hearing about a japanese inventor who would sink to the bottom of his pool to come up with ideas. He had a speical underwater pad and pen to write down his ideas.
LOL! Perfect!