There are many kinds of fleas, and each species has a preferred host: … These fleas not only live on people, but they also burrow into human skin. 2 Worse still, they burrow into human feet, where they cause itching, swelling, skin ulcers, and loss of toenails, and they can impede walking.

Can fleas live under a house?

Myth #2: Can fleas live on furniture? Fleas usually enter the house on pets, as stated above, but they can quickly find refuge in the house. Carpets, bedding, pet beds, and upholstered furniture make cozy homes for fleas, flea eggs, and flea larvae.

Why are there fleas in my basement?

Basements are generally darker and more damp compared with other parts of the house, which is exactly what fleas like. Humidity, dim light and a stable warm temperature are the three ideal living conditions for fleas.