hi you have to inform us your age duration of symptoms whether you are on any medical management extent of your body joints and spine involvement etc. considering all these have been done i would suggest you to concentrate on deep breathing exercises and pranayama. also we advise you to avoid the use of high pillows or a soft bed. now as you know the chest expansion is limited when one is having ankylosing spondylitis swimming is a good exercise that helps most joints in addition to the back. you may also need to check your vitamin d status and the calcium phosphorous and alkaline phosphatase levels. yoga can be tried but will have to be individually tailored. all the best for a sporty day. consult a physiotherapist online --> <link>
exercises to do when one has ankylosing spondylitis with an andersson lesion.