A person sitting at her desk can get a headache, just this is like tips for if you get a headache, sort of a checklist. Like did I have caffeine? Did I have too much caffeine? Are my shoulders too tight? I mean just some tips for people who sit at a computer.
IF you find yourself frequently getting headaches while working at a computer, there are a couple things I would evaluate for. One is your posture. Poor posture can cause neck pain, and that could trigger headaches. Bright screens can trigger headaches as well. And sometimes the lighting associated in a work area, such as fluorescent lighting can be a trigger for headaches as well. Often times people while at work habitually drink coffee and that can be a trigger for headaches as well.