Restart slideshow

29 Things You Didn't Know About Labrador Retrievers, America's Most Popular Dog

Prev 10 of 29 Next
10. They Can Smell Disease
Labradors have a strong sense of smell, and their noses can potentially be used to sniff out early signs of disease, such as cancer or epilepsy. According to Medical News Today, they can detect colon cancer, prostate cancer, breast cancer, and melanoma.

They can also smell when a person with epilepsy is about to have a seizure. A study in Scientific Reports found that they can detect epileptic seizures up to 45 minutes before they happen.