Cases of rare but dangerous Powassan tick virus rising in US
A rare but dangerous tick-borne virus called Powassan is appearing more often across the United States, and experts say warmer weather may be helping it spread.
Jun 29, 2026
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Infections: News and Research on Tick-Borne Diseases
MeSH tree: C01.920.930
How woodchips can help keep ticks off trails
After a cold Canadian winter, most of us look forward to the spring and summer months to get outside and experience the natural world, whether it's hiking, biking, gardening or birdwatching.
Jun 21, 2026
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How a louse-borne pathogen evades the immune system
Louse-borne relapsing fever is caused by the spirochete bacterium Borrelia recurrentis, which is transmitted by body lice (not head lice). The disease was first described by Hippocrates (460–370 B.C.). Initial symptoms include ...
Jun 10, 2026
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What tick tests can—and can't—tell you
It's quick to spot a tick, but harder to know if that tick carries Lyme disease. Emergency room visits for tick bites provide important data for the Centers for Disease Control and Prevention, but doctors often cannot immediately ...
May 29, 2026
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The secret to keeping ticks at bay this summer: Woodchips
New research has shown woodchips to be the secret weapon to keeping ticks off recreational woodland trails, including eliminating nearly all Lyme disease-carriers when treated with insecticide. The two-year experimental field ...
May 21, 2026
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Ticks are 'spreading like wildfire'—and more of them are carrying Lyme
As millions of Americans head outside for camping trips, hiking, and backyard BBQs, billions of ticks are already waiting in the grass, ready to bite. Not only are their numbers growing, but today's ticks are more likely ...
May 19, 2026
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Rising temperatures could bring more vector-borne diseases to Canada, commentary warns
Climate change is affecting the local ecology in Canada, contributing to emerging tick- and mosquito-borne diseases and infections in humans, argue authors of a commentary published in CMAJ (Canadian Medical Association Journal)
May 19, 2026
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Scientists say studies of infection-triggered chronic conditions have been undermined by unproven diagnoses
Thousands of Americans develop chronic persistent symptoms—such as fatigue, cognitive difficulties ("brain fog"), and other debilitating issues—each year following acute infections from Lyme disease, COVID-19, and other pathogens. ...
May 14, 2026
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Q&A: Expert explains why tick bites are sending people to the ER in droves
Early-season tick bites have been driving more people to emergency rooms since 2017, and Virginia, along with several other northeastern states, is in the bull's-eye.
May 11, 2026
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Warmer temps bring soaring tick populations—here's how to stay safe from Lyme disease
Spring's warmer weather lures people outdoors—and into possible contact with ticks that spread Lyme disease.
May 1, 2026
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