think of the poor old farmer on the nuffield or fergie tractor for years on end.
they suffer the same as you, sometimes worse.
yes there is a risk but nothing greater in the long term than a humble farmer would suffer.
radiation tabs on the suit werent a medal for service. if they didnt tell you the result of the checking you can almost bet the result was found to be trivial.
cataracts? so what, a pair of new plastic lenses under a general anaesthetic and a weeks recovery and your sight will be as right as rain.