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Free diving does not require special physical power: it is mostly what happen in your brains and how well you control emotions, breathing and muscles.
Getting that degree of self-control is very useful also for scuba diving: at my first diving course we were trained for 3 months in free diving before getting our first ARO pure-oxygen CC rebreather. And we got our first twinset with OC air after other 2 months of training about neutral buoyancy, trim control and hand and fin propulsion with the ARO...
So my suggestion is back to free diving. Holding your breath for 3 minutes is feasible for everyone...
The article says that she did train as a freediver for weeks. Which was my original suggestion to the OP: get some serious free diving training. When you will become able to free dive down to 30 m, a CESA from the same depth becomes trivial.Is it? -- These people aren't freedivers: Kate Winslet Breaks Movie Record For Holding Breath Underwater | HuffPost
Free diving does not require special physical power: it is mostly what happen in your brains and how well you control emotions, breathing and muscles.
Getting that degree of self-control is very useful also for scuba diving: at my first diving course we were trained for 3 months in free diving before getting our first ARO pure-oxygen CC rebreather. And we got our first twinset with OC air after other 2 months of training about neutral buoyancy, trim control and hand and fin propulsion with the ARO...
So my suggestion is back to free diving. Holding your breath for 3 minutes is feasible for everyone...