Even if you can't see 'em.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Whether it's a nosebleed, a cut, or your period, blood stains on a mattress ...

My husband and I got a puppy this past year, and I’m embarrassed to admit how many accidents she’s had while sleeping in our bed with us. We’ve had to use multiple methods to clean up her messes, ...