<p>The headache rack (10) for pickup trucks (12) that supports and secures loads being transported while protecting the rear window (16) from damage and the passengers seated in the cab (14) from harm. The headache rack (10) is adjustable in height in order to accommodate pickup trucks (12) having varying cab (14) heights. Further, the headache rack (10) is provided with internal wiring pathways to safely run wiring from any lights mounted on the uppermost surface of the rack to the pickup truck's electrical system.</p>