I know some one has muscle distrophy. He has a baker muscular dystrophy. It's mild one . When he was 23 he slow down and that boy was struggling to getup and Doctor recommended take protein powder ,cratein, high protin diet ,eat calcium, magnisum ,vitamins D magnisum, he started taking and first he stood up for one hour and sliwly ,slowly he improved and now he can walk at least one hour without any support .he was on weel chair now no wheel chair. They need lots patience, love,encouragement, and support . Thats my experience sharing with you . May be ask doctor to is there any diet can help her to improve. God bless you .i hope she can walk one day without any support. Thanks to her husband .he is big support 🙌 👏 👌 God bless you .