More than once: A flea can repeatedly bite a host and can live for months under ideal conditions. The precise number of times one flea can bite a human varies by flea type, stage of maturity and environmental factors that influence the life cycle. In other words, your question does not have a precise answer.
Answered 6/13/2019
3.7k views
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question