My friends son got as far as England's U19s.
Steroid 'advice' was widely available esp from 16 onwards.
The 'line' was clear but expectation of progress was equally clear.
These kids are trying to fulfil a dream - hardly surprising some would take every chance possible.
The player's chose with the full knowledge of the medical and coaching staff...….
I can’t imagine it’d benefit a footballer as much. That article doesn’t say anything about it being widespread. I know the springboks have often been suspected of it.