Hip pain is common, especially as you get older. There are things you can do to ease the pain, but get medical help if your hip is very painful or the pain does not get better. There are lots of possible causes of hip pain. It might be caused by a sudden injury or a longer-lasting problem such as arthritis. 5 Most Common Causes: 1. Core muscle injury (a.k.a. sports hernia or athletic pubalgia) 2. Bursitis 3. Tendonitis 4. Labral tears 5. Gynecological or pelvic floor issues See a doctor if: 1. Hip pain is stopping you doing normal activities or affecting your sleep 2. The pain is getting worse or keeps coming back 3. The pain has not improved after treating it at home for 2 weeks 4. You have hip stiffness for more than 30 minutes after waking up