"While it's difficult to quantify how common these allergies are, many cases likely go unnoticed by the kitty's owner," a vet told Newsweek.

Need a laugh? Watch these hilarious cat moments that are guaranteed to make your day better! From playful antics to unexpected surprises, these feline friends are here to bring a smile to your face.

Extracting blood is scary and can make you nervous, but what if your dog is the one whose blood is being drawn? What will you ...