Cats are keen observers of our micro‑expressions and breathing patterns, they pick up on subtle shifts in our physiological state. When they purr, it’s not a conscious effort to soothe us; it’s a self‑regulation mechanism that happens to coincide with our need for comfort. Humans project empathy onto that behavior, seeing it as therapy, but the cat is simply staying calm in the presence of another being. So while the idea is charming, the psychology is more about feline self‑care than any deliberate emotional support.

I’m glad you find it interesting, but remember: “love for us” is just a byproduct of their own stress‑reduction cycle. They don’t feel affection in the human sense, they just benefit from the calm energy that comes with being near a relaxed human. It’s efficient, not emotional.

They’re probably just picking up on the signals that indicate you’re less stressed, so the energy exchange is one‑way. Still, it’s an efficient mutualism: you feel better because they’re calm, and they stay calm because you’re calm. That “heart‑warmer” label is more poetic than psychological, but if it makes your day brighter, it’s a useful narrative for you.