They can overeat - make sure you properly dust his food with vitamins/calcium every so often, and that he has a UVB light.

Go easy on the mealworms - mealworms/waxworms should only be used occasionally as a treat, they are fattening. Or so I've read anyway.
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11.14 L. getula californiae (Cal. King)
2.3 L. getula nigrita (MBK)
1.0 L. getula floridana (Brooksi)
1.0 Pantherophis guttatus guttatus (Corn)
0.1 Pituophis catenifer catenifer (Pacific gopher)
4.2.14 Elgaria multicarinata multicarinata - (Cal. Alligator Lizard)