The Kitty Up Publication · Summer Edition · 2026

Feline Era

Science, care, and the everyday experience of living with cats.

Person in a kayak with a cat wearing a life jacket on a body of water.
Close-up of a tabby cat with eyes closed while being petted on a bed.Cover story
FIV/FeVL

Understanding Feline Immunodeficiency Virus (FIV)

Feline Immunodeficiency Virus (FIV) is a lentivirus that compromises a cat's immune system, making them more susceptible to infections.

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The Feline Hydration Series

A four-part guide to the most overlooked part of feline health — why cats under-drink, and how to help.

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Part 1 · Start here

Why Food Matters More to Your Cat’s Hydration Than You May Think

Your cat's water bowl isn't the whole story. Here's what actually shapes a cat's hydration — and what changes are worth a vet visit.

2

Wet Food vs. Dry Food: What Actually Affects a Cat's Hydration

Upcoming
 3

UTIs, Urinary Crystals and Inflammation: What's the Difference?

Upcoming · 5 min
 4

Your Realistic Daily Hydration Checklist

Upcoming · 4 min
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Lysine for Cats: Uses, Dosage, Safety, and Feline Herpesvirus (FHV 1)
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The Ultimate Guide to Boosting Cats' Immunity
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Feline Leukemia Virus (FeLV): Symptoms and Care
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Unlocking the Power of Kitty Up Vitality

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From the Feline Era Desk

Observations from fostering, caring, and paying close attention.

Years of fostering and caring for cats have taught me that the smallest changes often say the most. This is where I share what I have learned by watching closely, asking questions, and putting cats first.

Stacey Rhee - Founder, Kitty Up
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