Does walking loosen tight hips?

Could you elaborate on the potential benefits of walking for individuals who experience tightness in their hips? Is there scientific evidence to support the notion that walking can effectively loosen tight hips, or is this more of a subjective experience? Additionally, are there any specific walking techniques or routines that may be more effective for addressing hip tightness? Lastly, are there any potential drawbacks or precautions to consider when using walking as a means of loosening tight hips?