Yes, wearing welding work boots every day for long hours can wreck your feet.
Most of the welding work boots come with a steel toe, which can get you sore feet.
Steel toes are heavy and stiff, so dragging the welding work boots all day can bad for your feet' structure.
Hence, these can seriously take a toll on your feet, and might the bones can deform.
Besides these, wearing heavyweight and ill-fitted welding work boots can do more harm than good.