Bites from cat fleas have caused some dermatitis (skin irritation) in humans. Symptoms of dermatitis caused by cat fleas include severe itching, skin irritation, tenderness, and pain from scratching.

Some can. Humans have their own species of fleas, Cohen said, but they can't live long off of people. She said a main determinant if you have fleas are long itchy red bites on the skin.

Human botfly larvae, for example, burrow under your skin, forming a pus-filled pimple ... More commonly known as the sand flea. Females burrow into the bottom of your foot to slurp your blood.

One major concern is that people can be exposed to these products though their skin by petting and playing ... above the minimum risk level identified for humans. The troubling findings regarding PFAS ...

Even though humans aren't ideal hosts, when a flea lands on you and comes into contact with your skin, it's a natural ...

Some can. Humans have their own species of fleas, Cohen said, but they can't live long off of people. She said a main determinant if you have fleas are long itchy red bites on the skin.