He's 15? Alright. It's either a growing pain or a shin splint. The solution for both is the same. Man up and wait it out. if it doesn't feel better within 24 hours, or gets worse within twelve, then go see a doc
Ijff. How can you be 83 without Cataclysm? LAWLADKGPOKHFSFH Anyways. I'd just stay off it, pop an Advil or whatever, and if it doesn't lighten up, go see a doctor. ...Maybe get drunk.