10 Ways Flip Flops Can Harm You4. Posture is ruinedImage Credit: https://www.pinterest.com/pin/446137906814705075/When you wear a flat like a flip flop, they mess up your body posture. These flats don’t bend like the way your leg does when you walk barefoot. As a result, the biomechanics of your body is affected and posture is harmed. Pages:< >