New COVID variants and subvariants are driving an increase in positive cases across Chicago, as well as other parts of the country. But are there new symptoms.
With more people across the U.S. contracting the highly contagious BA.4 and BA.5 COVID-19 subvariants, doctors are warning of new, additional symptoms related.
Two highly-transmissible mutations of the omicron COVID-19 variant are gaining traction across the country, including in the Chicago area, leading some doctors.