That is a great question. There are many causes for joint aches and pains, the overall list is beyond the scope of this discussion. Based on your description, there are some things that are very possible to consider. It is not described, but have you had any recent trauma to your foot or ulcers that you have noticed? Diabetics can develop numbness
in their feet and foot ulcers which they don't even realize. In these situations, it is important to evaluate your feet on a daily basis to ensure there has not been any open wounds on your feet. Other inflammatory issues that could cause you to have this pain include gout
and pseudogout. You can consider trying ice packs or heating pads on your foot to alleviate some of the pain you are experiencing. You may consider a trial of nsaids, pain control medication, and physical therapy. Foot massage may also help. Of course, it is difficult to properly evaluate you over the internet. Your primary care doctor
will best be able to decide upon the appropriate medical work up based upon your medical history and clinical presentation. They may decide to perform some imaging studies or refer you to a specialist. Depending on the results of the work up, they may decide to treat you if deemed medically appropriate.