So, back to the question at hand: can psoriasis spread? The short answer is, kind of. It's not like a cold or the flu, where you can catch it from someone else - psoriasis is a chronic condition that's triggered by a combination of genetic and environmental factors.
But here's the thing: if you have psoriasis, you can experience something called koebnerization (try saying that three times fast!). This is where new patches of psoriasis appear on areas of your skin that have been injured or irritated in some way - like a cut or a bug bite.
Think of it like a forest fire - once it gets started, it can spread quickly if the conditions are right. But just like how you can contain a forest fire with the right tools and strategies, you can manage your psoriasis with the right treatment and self-care.