Knee brace?
People are saying she’s having a hard time with stairs.
She is so completely and reliably dishonest, her sudden enthusiastic proclamations of how her health is fine, can ONLY mean she is in horrible shape. The old phrase "held together with chewing gum and spit" comes to mind.
There’s a rumor that Hillary wears a Foley catheter for incontinence. The collection bag is typically strapped to the patient’s left knee; some have claimed they see the outline of a Foley collection bag beneath the left leg of her pants suit.
http://www.allegromedical.com/catheters-c539/leg-bags-c3749.html