检查毛发的健康。 检查猫咪的皮肤。 感受猫咪的体温。 触摸是否有肿块或其它不寻常的地方。 如果有任何不寻常状况，请带猫咪去看兽医。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
While you’re massaging your cat, this is an ideal time to check your cat’s overall health. Check the fur to see if your cat has been grooming himself.  If the fur is matted or greasy, this could indicate health problems such as diabetes, bladder infections or other issues. If it seems unclean in only a few spots, this might indicate that your cat has trouble reaching certain areas of his body, perhaps because of arthritis. If the fur is over-groomed and the fur is actually missing or sparse in s