An injury to his Achilles tendon not only ended this year's gold medal chances for a man being dubbed China's Michael Jordan, it also hampered his marketability for current and future sponsors.
Bolt has been nursing a minor Achilles tendon problem and missed last week's Diamond League meeting in New York, but Mills said that injury was not the reason for his absence from next week's Jamaican trials.
Henson sat out Tuesday afternoon's training session because of a stiff achilles tendon after playing at the weekend, but is expected to be fine for the South Africa game.