I already pin-pointed a lot of weakness and managed to improve and work with them thanks to my "Self Diagnosis by Videos and Picture"-Method.
You should try it. However, as I mentioned, careful and if in doubt please contact your PT or specialist!
I already successfully managed to counter quite a bit of short-comings in my muscular balance this way. I really recommend this to everyone being serious about working out with proper form. Specially someone like me who might suffer from muscle imbalance due to an illness.
A study done earlier this year lead by Ruchika Shaurya Prakash, assistant professor of psychology at Ohio State University and colleagues Robert Motl and Arthur Kramer of the University of Illinois, as well as Erin Snook of the University of Massachusetts, finds that Aerobic Fitness helps protect brains of Multiple Sclerosis Patients.