[header] How to fix sticky drawers [title] Make sure that the drawer is sticking due to humidity. [step] This article is aimed at those occasions when humidity is causing the drawer to swell and stick. Obviously, if the culprit of the sticking is a loose screw or splinter, this won't help and you'll need carpentry repairs instead. 
If it turns out to be something else, simply remove the obstruction or mend it. [substeps] Check for loose parts or missing screws.