Question: what are the first signs of needing a hip replacement?
Answer: Pain during activity. Pain in your hip that heightens with activity and lessens with rest.
Delayed hip pain. Pain that comes on after activity and lasts for a few days.
Pain that interrupts sleep. ... 
Bone on bone arthritis. ... 
Stiffness in your hip joint. ... 
Visual changes in your hip. ... 
Lifestyle limitations.