Sharp, burning or shooting pain near your toes (ball within your foot), seems like a lump or little stone less than your foot Even if you often warm-up, watch out to the frequency and depth within your regimen. We see many very long-length runners with metatarsalgia or other foot conditions, https://www.theorthopaedicandpainpractice.com/effective-treatments-for-ball-of-foot-pain/