Dear Doctors: I have had long COVID since my initial infection in November 2020. I have air hunger and tachycardia, have been bedbound and have had recoveries and relapses. Dear Reader: It has been ...

When that person coughs, sneezes, kisses, or shares saliva and throat secretions, tiny droplets containing the bacteria leave ...

Unexpected chilblains, unusual rashes, and flareups of existing conditions— Katharine Lang asks experts how the skin can react to covid infection “Covid toes”—swollen and itchy red or purple toes, or ...

Could vitamin D influence what happens after COVID recovery? Emerging evidence hints it may not reduce severity—but could ...