Covid Protections Kept Other Viruses at Bay. Now They’re Back

When we masked and stayed home, we were shielded from winter viruses. As we get back to normal, some will resurge—and our immune systems may not be prepared.

Covid Protections Kept Other Viruses at Bay. Now They’re Back
When we masked and stayed home, we were shielded from winter viruses. As we get back to normal, some will resurge—and our immune systems may not be prepared.