A cat that has trouble going to the bathroom is likely dehydrated. Pet Health Network reports, however, that in some cases constipation in cats could stretch the colon, requiring surgery. Look out for these 15 signs your cat is secretly mad at you.
Sudden weight loss
Beware of any cat symptoms that are a big, sudden change from the norm. For example, cats that suddenly drop a few pounds could have any of numerous health issues, including cancer, heart disease, kidney or liver problems, or diabetes, according to WebMD. Next, check out the 11 warning signs of cancer in cats that every owner should know.