Charles Arthur Salvador ... There's something deep inside me that pushes me on. I'm a solitary fitness survivor.' Bronson recommends the following exercises as staples in any calisthenics plan.

Charles Bronson has been a Category A prisoner ... In 2002, he published Solitary Fitness, a guidebook on physical training in confined space. The film Bronson was released in 2008.

Charles Arthur Salvador, better known as Charles Bronson, has served nearly 50 years in prison ... ups and the sit-ups,' he claims in his genuinely must-read book, Solitary Fitness (seriously, read ...