just grazing
The right approach to parasite control
It’s more important than ever to target and time deworming treatments appropriately and limit your horse’s exposure to internal parasites.
Flies are more than a nuisance: Tips for preventing summer sores 
Flies are more than a nuisance—these insects can transmit diseases, cause bacterial infections and trigger equine allergic dermatitis. They also leave behind parasitic larvae that can fester into painful,...
How to read fecal egg count results
Doing regular fecal egg counts will give you data that can help you and your veterinarian design the best deworming program for your horse.
horse grazing in lush green summer pasture
Parasite control pioneer
Three decades ago, a California veterinarian started offering fecal egg count tests to horse owners. Now the rest of the industry is catching up.
Horse on grazing. English thoroughbred in the enclosure at farmland
Beyond deworming: Parasite control in older horses
For decades an array of anthelmintics have kept equine parasites under control. But the increase in resistance issues have made it clear that that effective parasite control requires more targeted administration...
One brown horse grazing on green summer field
4 ways to stay on top of parasite control
Fecal egg count-based parasite control, sometimes called surveillance deworming saves money and reduces the risk of parasite resistance.
A mare and foal standing in a field
Surprising findings about how parasites affect horses
study from the University of Kentucky challenges long-held assumptions about the seasonality of parasite egg shedding among infected horses. The researchers also found that pregnancy, foaling and lactation...
Martin Nielsen DSC_0998_E
EQUUS 'Farm Calls' Podcast Episode 5: The Science of Equine Deworming
In this episode of the EQUUS "Farm Calls" podcast, we talk to Martin Nielsen, DVM, one of the foremost equine parasitologists in the world about equine parasite resistance and solutions for it.
EQUUS Extra Vol 45 Deworming
Is Your Deworming Strategy Actually Working?
Recommended deworming protocols have undergone a major transformation in the last decade or so. Instead of a calendar-based deworming schedule, calling for treatment every eight weeks, veterinarians now...
The myth that internal parasites cause weight loss in horses
Controlling internal parasites in horses is as important as ever, but not for the reasons you might think.
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Report of parasite resistance on Kentucky horse farm raises questions
The discovery of parasites resistant to the most widely used class of deworming chemicals has implications for the future efficacy of common deworming products.
How climate change may affect how you deworm your horse
If average global temperatures continue to increase, drug resistance among internal parasites common to horses may accelerate.