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Health

129 articles found • Page 2 of 15

"Super-Flea" 2026: Why Frontline & Advantage Are Failing Your Pet — The Resistance Crisis Explained

Fipronil (Frontline) and imidacloprid (Advantage) resistance in Ctenocephalides felis has been confirmed in peer-reviewed 2024-2026 studies: ~37% of US flea populations from treated households show fipronil resistance; over 50% of UK populations in South-East England and East Midlands show imidacloprid resistance. Two mechanisms: metabolic resistance (elevated CYP450 enzymes detoxifying insecticide) and target-site kdr-type mutations. Zero resistance documented in isoxazolines (Bravecto, NexGard, Simparica, Credelio). This guide covers the science, US/UK resistance geography, differential diagnosis, resistance-proof alternatives product comparison, full 5-step environmental protocol, UK POM-V reclassification 2024, and manufacturer position statements.

17 min
2.8k

Rapamycin for Dog Aging & Canine Cognitive Dysfunction: What the TRIAD Trial Actually Shows in 2026

Rapamycin is being tested by the Dog Aging Project for lifespan and healthspan in healthy older dogs, but it has not been proven to reverse canine cognitive dysfunction and is not FDA-approved for dog dementia. This evidence-based update explains the real TRIAD design, the published dog data, the lack of verified 30% cognitive-improvement or FDA-submission results, and current 2026 diagnosis and management of CCD.

14 min
1.2k

Beaver Fever (Giardia) in Canadian Dogs 2026: The Spring Puddle Danger That Kills 7-14 Days Later

Giardia duodenalis (Beaver Fever) is endemic in all Canadian water bodies and peaks in spring melt when cysts from infected wildlife flush into every puddle and stream simultaneously. Dogs drinking from spring puddles, creeks, or dog park water develop explosive diarrhoea 7-14 days later — the delayed onset confuses owners who don't connect the trail creek to the illness. This guide covers Canadian spring Giardia risk map by province, symptoms vs other GI causes, the ear margin pinch test, diagnostic options (SNAP vs zinc sulphate 3-sample), treatment (metronidazole vs fenbendazole vs combination), environmental decontamination protocol, and human zoonotic risk.

16 min
634

Urban Foxes in Toronto & Montreal: Mange Risk for Dogs, Encounters & Rabies Precautions

Urban fox sightings do not automatically mean your dog has been exposed to mange or rabies. Learn which fox contacts actually raise sarcoptic mange risk, why casual shared-trail exposure is lower risk, what symptoms may appear 3–6 weeks later, how to handle den encounters, and what Toronto, Montreal, Ontario and Quebec advise after a bite or suspicious wildlife contact.

13 min
431