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COVID precautions no match for the common cold—and its ready for a comeback

Enlarge / Young children go back to kindergarten following COVID-19 lockdown. (credit: Getty | TPG)

In our cushy COVID bubbles, our immune systems may be getting soft.

Physical distancing, lockdowns, masking, and spirited sanitizing all mean we are coming into contact with fewer garden-variety germs than normal. This year’s flu season was basically cancelled.

While that may seem like a welcome reprieve from seasonal ailments and pesky sniffles, experts fear that our immune systems may be losing their defensive edge in the lull. And with the usual microscopic suspects lying in wait for our return to some normalcy, it could mean that nasty bursts of common colds and flu-like illnesses are in our post-COVID futures—ones that may not be avoidable even if we carry on with some of our COVID precautions.

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