A flea is a wingless insect that sucks blood from mammals and therefore also humans. If you have a problem with fleas in the house or on people, find good products for flea control here.
Fleas often enter the house via pets, and can subsequently be found both on animals, people and in the surroundings of the house. Most often in cracks in floors, in the animals' blankets or sleeping and living areas or furniture where the animals are.
You can e.g. fight fleas with spray and insecticide. If you need a flea treatment for animals, find it here . If you want to control areas or surfaces, check out these products for area control of fleas.