i have only had him for a few months, if you look online they have a chart with age/size chart, he is an excelnt eater and yes all healthy, he had some scab or something around his eye when i first got him (you can see it around his left eye in the pics above) but the pics arent recent, but i got some eye drops and it eventually cleared up and he has always had his crickets and worms dusted with calsium and vitamin powder but i recently ran out