"Punishment" is not in your cat's vocabulary. Positive reinforcement of good behavior -- with treats, attention and verbal praise -- solves most kitty behavioral problems.read more
Cats are notorious for hiding signs of illness. It’s enough of a problem that they cannot verbally tell us what is wrong. On top of that, they try to deceive onlookers in an attempt to protect themselves from further harm. A sick cat in the wild is a dead cat if predators or foes find out.
You, on the other hand, are obviously your cat’s health advocate, not its foe. Owners therefore need to sometimes be a detective to spot signs of illness. Some outward evidence can be obvious, such as vomiting, having litter box issues, coughing, sneezing and more. Other signs are less obvious. The Humane Society of the United States suggests that you take note if your cat:
Although many of these behaviors may turn out to be nothing important, it’s best that you consult with your veterinarian to make sure that you are not missing a health problem. You could also save a lot of money and worry by nipping whatever it is in the bud.
Cats reach full skeletal development when they are this old: