When you have one thing in your life that brings you anxiety and depression and you choose the route of denial or avoidance where it is concerned, anything from that point that you do all becomes an effort to cover the pain or fear you feel from that one thing. Gym, eating, sex, high academic performance adrenaline, social media popularity, alcohol etc. All.
Of course, as sure as day, As certain as the screen you are looking at right now: it rots and catches an infection, as is the nature of all wounds that are unattended.