Personally I wouldn't bother with the Gp if I was you - ours diagnosed tendonitus (SP?) which he told us how to treat. When I told the guy at sportswise he laughed and said it's nothing like that and just rest won't cure it. Basically the muscles in the calf become so knotted and pull on the...
My son had this around the age 11-13 and could barely walk at times. It's all to do with them growing so fast that the bones don't grow as fast as the muscles or vice versa. No point in going to a GP. Took him to sportswise in Eastbourne which deals in sports injuries and the guy there assessed...