Not that I've watched him do 100 100m sprints, but trainer Adam Booth claims that's his running stuff. Hard to believe for me, too. But awesome if...
Check this out- http://articles.chicagotribune.com/1996-02-06/news/9602070006_1_nigel-benn-vitamin-frank-bruno 200 was quoted by Benn himself...
Benn also had audacious nutrition stuff going on, like fish and zinc for breakfast and necking 200 vitamin pills a day, etc.
No come on
Afternoon gym work (two days on, one day off); 50mins of heavy bag or 12 rounds of sparring 15mins of skipping (jump rope) focussing on calf...