It's not you, it's the clothing.
Clothing Brands Known for Tricky Sizing
Vanity Sizing The Daily Omnivore
What size are you?
I tried 5 shorts in the same size—vanity sizing is real - Reviewed
West Elm Sofa Review - Why You Should Never Order a West Elm Couch
Chicago Hotel - Club Quarters Hotel - Wacker At Michigan
Frugal Friday's Workwear Report: Smocked-Neck Top
J.Crew Aficionada: J.Crew Doesn't Want To Carry All Sizes {why?}
From the Archives: 34 Vintage Treasures You Need Now, According to Jenny Walton
Vanity Sizing Makes It Harder To Find The Right Fit
Rattan Nightstand Bedside Tables, Modern Wood Side Table Small End Table for Bedroom Living Room with Long Solid Wood Legs Drawer and Open Shelf : Home & Kitchen
Vanity Sizing: Men's 36 Pants at Old Navy Actually Have a 41 Waist - Racked