Why Cold Viruses Are Spiking Again — And Why That's Totally Normal

Lisa Bos · 2026-09-24

You've probably noticed more sniffles, coughs, and sneezes lately. Maybe your office sounds like a symphony of tissues. Well, you're not imagining it. Cold viruses are making a comeback, and according to virologist Marc Van Ranst, that's actually a good sign. It means our immune systems are getting back to their regular rhythm after years of pandemic disruptions. ### The Post-Pandemic Immune Reset During lockdowns, we hid from germs. Masks, distancing, and hand sanitizer became our new normal. And while that slowed COVID-19, it also kept cold viruses at bay. Now that we're back to mingling, those viruses are playing catch-up. Van Ranst calls it a "normalization" of virus circulation. In other words, our bodies are reacquainting themselves with the usual suspects. "It's like your immune system went on a long vacation and now it's back at work," Van Ranst explains. "It might feel rough, but it's how we build and maintain immunity." ### What This Means for You So, does this mean you should panic every time you sneeze? Absolutely not. Here's what you need to know: - **Expect more colds, but not more severe ones.** Most people will handle these viruses just fine, just like before the pandemic. - **Kids are hit hardest.** Their immune systems are still learning, so they'll bring home plenty of bugs. That's normal, too. - **Allergy or cold?** It can be tricky to tell. If you're sneezing and itchy, it might be allergies. If you have a fever and body aches, it's likely a virus. ### When to Consider Allergy Testing If your symptoms stick around for weeks or seem tied to certain environments (like a dusty room or a friend's cat), you might be dealing with allergies, not a cold. That's where blood tests for food or environmental allergies can help. They measure specific antibodies and give you clarity. But here's the thing: not every sniffle needs a test. Van Ranst's message is simple: don't overreact. "We're seeing normal patterns," he says. "That's reassuring." ### The Bottom Line Cold viruses are back, and that's okay. Our immune systems are doing their job. So stock up on tissues, wash your hands, and maybe skip the panic. And if you're ever unsure about your symptoms, talk to a healthcare provider. They can help you figure out whether it's a cold, allergies, or something else. Remember, it's normal to get sick sometimes. It's how we stay healthy in the long run.