Welcome to the Canadian Lyme Disease Foundation

The Canadian Lyme Disease Foundation (CanLyme) was created to promote a more complete and comprehensive understanding of Lyme disease and related illnesses through research, education and advocacy to help reduce misdiagnosis and improve treatments for Lyme disease.

Get help for Lyme

Recognizing symptoms and learning how to talk to your doctor are the first steps towards treatment.

Learn more about Lyme

Understanding Lyme disease is the best way to prevent, diagnose and treat it.

Get the facts

Get the facts on ticks and tick-borne diseases. There are many myths! 

Recent dispatches

Exploring how environmental factors might relate to the presence of pathogen-carrying ticks

ByRachel LiJan 20, 20253 min read

The work of understanding why some ticks carry pathogens and others do not, while not straightforward, is important.

Meet Mario Levesque, a tireless advocate for patients living with long Lyme

ByEmmett ShaneJan 16, 202517 min read

Professor of Public Policy and Canadian Politics joins CanLyme’s advisory board.

Canadian Lyme Alliance conducting patient survey

ByMary KeatingJan 9, 20252 min read

Please consider taking 15 minutes to share your valuable input and experience.

Permethrin: An underused tool for prevention of tick-borne infection

ByDr. Sarah KeatingDec 10, 20242 min read

Permethrin treated clothing is often recommended as an evidence-based means of preventing tick bites. Unfortunately, in Canada, there are limited…

Where there are ticks, there’s often Lyme disease

Lyme disease is caused by an infection that is most often transmitted by ticks, but it can also be transmitted from mother to child during pregnancy.

Ticks can attach to your body without being seen or felt, and diagnosis can be difficult due to symptom presentation, testing protocols and other challenges. 

Learn to protect yourself

You can support our work

CanLyme is a registered Canadian charity. We rely on the financial support of donors. You can help save lives.

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More news

Travel makes tick diseases tougher to diagnose, paper finds

ByCanLyme TeamNov 19, 20243 min read

Climate change and increased travel are leading to significant diagnostic challenges and shifting epidemiology.

Machine learning algorithms help predict tick-borne pathogen risk across Europe

BySarah HackettNov 15, 20242 min read

A new study published in Annals of Medicine explores the potential for machine learning algorithms to predict the risk…

Study: Current and emerging approaches for alleviating persistent Lyme disease

BySarah HackettNov 8, 20242 min read

Prevention and the need for better diagnostic tools also recognized by researchers.

Hitchhiker’s Guide to Borrelia burgdorferi – an excellent backgrounder on Lyme disease for biologists

ByCanLyme TeamNov 5, 20244 min read

By the end of the review, you may discover that you have more in common with the bemused Arthur…

Recent snapshot of ticks, pathogens, and mammalian hosts in Southern Ontario and Quebec

ByRachel LiNov 4, 20243 min read

Interrogating mammal species richness as a predictor of the number of pathogens in black-legged ticks.

Incremental steps make a difference for Lyme patients in Canada

ByRachel LiOct 31, 20242 min read

Acknowledging small wins is important for building momentum.

The science of the global coverage of lichen is a cautionary tale

ByJanet Sperling, PhDOct 29, 20243 min read

The history of science is replete with successes and failures, leaps and missteps. The missteps can be instructive to…

Remembering Jim Wilson

ByRossana MagnottaAug 12, 20243 min read

It is with great sadness that I announce the passing of my dear friend, colleague, and former board director…

In memoriam: Jim Wilson

ByCanLyme TeamJul 23, 20242 min read

Jim Wilson was the founder and past president of CanLyme and his work changed countless lives.