![]() |
Muhammad Ali's doctor has said he cannot be certain that the boxing great's remarkable career in the ring contributed to the former world heavyweight champion suffering from Parkinson's Disease.
It has long been asserted that the effect of taking punishing head blows in fights against the likes of George Foreman in the 'Rumble in the Jungle', whose 40th anniversary was celebrated this week, have been a key factor in Ali suffering from Parkinson's, a neurological condition which can cause its sufferers to shake and have problems with their balance.