Yes, pets have been known to detect health problems in their owners. Some pets have a keen sense of smell or intuition that allows them to detect changes in their owner's body chemistry or behavior that may indicate a health issue. Dogs, for example, have been known to detect seizures, low blood sugar levels in diabetic owners, and even certain types of cancer. Cats have also been reported to sense when their owners are unwell or in distress. It is important to pay attention to your pet's behavior as they may provide early warning signs of potential health problems.