How are Fleas Harmful to Humans
Fleas suck the blood of the host through its skin. It causes severe itching of the skin. In a way it is similar to lice infestation, however, flea infestation can be more annoying and difficult to get rid of. Besides, it may take weeks before you are actually able to detect a flea infestation. In case you find your pet scratching all the time, it is recommended that you use a special flea comb to check for flea infestation.