Doctor explains lesser-known heart disease sign that appears in the legs The MirrorLine on your leg could be the first sign of heart disease Somerset LiveNHS GP Amir Khan says 'get them checked' if you suffer from 'unexplained' foot symptom that is 'super-common' Surrey LiveThe lesser-known heart disease symptom that shows in the leg Essex LiveDoctor shares little-known heart disease symptom that appears in the legs Derbyshire Live