In addition to being a double board-certified emergency critical care specialist and toxicologist, Dr. Justine Lee is a world-renowned veterinary speaker, scientist, blogger, and author. She is the CEO and founder of VETgirl, a subscription-based podcast and webinar service offering RACE-approved continuing education (CE). At home, Dr. Lee has a rescued pit bull mix named Milo and a rescued black cat named Luna.


  • Doctor of Veterinary Medicine
  • Cornell University College of Veterinary Medicine
  • Bachelor of Science, Animal Sciences
  • Virginia Tech


Currently, Dr. Lee works as a criticalist at Animal Emergency & Referral Center of Minnesota, and is a consultant for the non-profit ASPCA Animal Poison Control Center. She is 1 of approximately 500 board-certified veterinary specialists worldwide in emergency and critical care. Previously she pursued her internship at Angell Memorial Animal Hospital, which is affiliated with the MSPCA. In addition, she has also completed an emergency fellowship and residency at the University of Pennsylvania.


  1. brown tabby cat with Feeder-Robot

    How Much Should I Feed My Cat?

    Cat parents often wonder, how much should I feed my cat? Dr. Justine Lee explains that most adult cats require 20...
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  2. hand petting grey tabby cat

    Why Is My Cat Losing Weight?

    Dr. Justine Lee explains the top causes of weight loss in cats, such as chronic kidney disease, hyperthyroidism...
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  3. Dr Justine Lee sitting near a Litter-Robot with cat

    Top 10 OTC & Prescription Medications Toxic to Cats

    What common over-the-counter or prescription medications are toxic to cats? Dr. Justine Lee reveals the top 10...
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  4. brown tabby cat next to baby gate

    How Long Can Cats Go Without Food?

    If cats don’t eat for more than 3-5 days, they can develop inappropriate fat infiltration into the liver: hepatic...
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  5. calico cat sitting under blanket

    Cat UTI Symptoms, Treatment & Prevention

    Dr. Justine Lee explains why it's important to prevent, recognize, and treat a cat UTI. Learn how to tell if your...
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  6. Siberian cat exiting Litter-Robot 4

    Why a Clean Litter Box Is Essential To Good Cat Health

    Dr. Justine Lee explains why a clean litter box helps minimize Feline Idiopathic Cystitis (FIC) and the potentially...
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  7. Calico kitten lying on side

    What Causes Blood in Cat Urine?

    Is your cat peeing blood? Dr. Justine Lee explains what causes blood in cat urine, how to diagnose your cat's condition...
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  8. Bengal cat lying on multi-colored couch cushion

    Kidney Stones in Cats: How To Care For Your Cat

    Dr. Justine Lee discusses symptoms and treatment of kidney stones in cats, ureteroliths, bladder stones in cats...
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  9. Tabby kitten outside

    What Is FIV? Facts About FIV and FeLV

    What is the difference between FIV and FeLV? Dr. Justine Lee explains that these contagious diseases affect a cat's...
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  10. Devon Rex cat on table

    How To Treat Ringworm In Cats: Feline Care Guide

    Dr. Justine Lee discusses the signs and treatment of ringworm in cats. Learn how you can protect your cat and yourself...
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  11. Toddler playing with Siamese cat outside

    Ask The Vet: Indoor vs Outdoor Cats

    Dr. Justine Lee gives tips on how to provide indoor vs outdoor cats the best and safest life from a veterinarian's...
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  12. Dr Justine Lee sitting near a Litter-Robot with cat

    10 Reasons Why This Vet Keeps Her Cats Indoors

    Emergency critical care veterinary specialist Dr. Justine Lee explains that she keeps her cats indoors to lower their...
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  13. Dr Justine Lee standing near a Litter-Robot

    Living with FeLV, or Feline Leukemia

    Dr. Justine Lee discusses what you need to know about living with feline leukemia. Learn about the FeLV vaccine and...
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