There are several possible causes for the pain in the lateral bone of the right foot: 1. It may be a degenerative joint disease, such as pain caused by osteoarthritis. The situation will be aggravated after the activity, try to reduce strenuous activities, usually choose more walking tools, moderate rest, pay attention to the cold to keep warm, you can take oral medication to reduce pain. 2, may also be too much exercise load, such as running hours increase, before running without moderate stretching, resulting in ankle soreness, you can hot compress, foot soak, topical blood circulation drugs, rest a few days the symptoms will disappear. Or blood uric acid is too high, coupled with drinking alcohol, eating too much meat products, purine content increased, will also produce ankle pain. 3, may also be long-term muscle strain, caused by pain. At this time, you should take more rest and try not to do heavy physical work to avoid aggravation of symptoms, you can also apply external ointment to reduce the pain. Try to visit the hospital to determine the condition to target treatment.