It can control blood pressure and reduce it
Yes because it gives the leg and ankle stability
1, and 2 are the answer and by one and 2 I mean the first 2 statements
The primary care doctor may not know all of the medications being taken. The pharmacy is the watch dog for interactions between medicines
My guess would be stretching in the leg she wants to improve. I have done this many times and stretching would be the best way.
You can go into a split and then lean as far forward as you can.
Another one is to when in the split grab your toes and pull up,stretching near the actual foot which then gives you more of a chance to lift your leg higher.