Or now if you're feeling adventurous.
Take your top off. Be naked or as near as possible. Girls, slide both bra straps down to your arms - you have to do this part else you can't tell properly.
Stand up straight. Proper straight! Now look at your shoulders in the mirror.
Are they the same shape? Completely?
Mine are different. My right shoulder seems to have much more muscle and looks really butch and horrible.
BLEURGH. Office work is deforming me!