We've all been there — stuck at the office for hours, staring at computer screens. Who knew that such a sedentary existence could be so exhausting?

If you've noticed your eyes feeling strained at the end of a work day, you may be suffering from digital eye strain.

Gunnars Optiks, a maker of computer eyewear, has made a fun video in an effort to spread awareness about it. Do you think this is something you suffer from?