Sock marks commonly show up on people’s ankles and legs after wearing the garment all day long, or even after several hours. Most people don’t think much of these indentations ― but the seemingly-innocuous lines can offer a peek into your health. While the lines on your legs and ankles from your socks are normally not a concern, they are worth noticing ― particularly if they’re accompanied by any concerning symptoms. Below, doctors share when your sock marks are a potential problem and when they’re likely not: Sock lines are common and often happen when someone sits all day, is on their feet all day, or makes certain diet choices. If you see indents on your ankles or legs after you take off your socks, don’t panic, said Dr. Katherine Teter , vascular surgeon with Hackensack University Medical Center in New Jersey .…