When fleas bite infected animals such as rats, cats or opossums, fleas remain infected for life. The bite of an infected flea on a person breaks the skin and causes a wound. Fleas poop when they feed.

Add Yahoo as a preferred source to see more of our stories on Google. Jasmine, 11, receives an anti-flea vaccination at a free vaccine clinic in San Francisco. Flea-borne typhus infections tend to ...

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This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. The city of Long Beach reported an ...

Los Angeles County is experiencing a record surge in flea-borne typhus cases, prompting public health officials to issue warnings and raise concerns. There were 220 typhus cases reported in 2025, ...

Flea-borne typhus is related to another similar bacteria responsible for plagues that devastated populations in world history.

Texas is seeing an explosion of cases of typhus, a disease that – if untreated – can be fatal. Typhus was almost eradicated from the United States, but now it's making a comeback. Typhus is a disease ...

Serum samples were collected for subsequent tests in Kathmandu and Bangkok, which confirmed a scrub typhus outbreak. By then, four children had already died in the course of the treatment. By the end ...

Typhus is a disease many people thought was a thing of the past. It is not. It's making a comeback. Health officials are reporting a rise in typhus cases, especially in Texas, one of the states where ...