The New York Times reports:

In the fall, after Samar Khan came down with a mild case of Covid-19, she expected to recover and return to her previous energetic life in Chicago. After all, she was just 25, and healthy.

But weeks later, she said, “this weird constellation of symptoms began to set in.”

She had blurred vision encircled with strange halos. She had ringing in her ears, and everything began to smell like cigarettes or Lysol. One leg started to tingle, and her hands would tremble while putting on eyeliner.

She also developed “really intense brain fog,” she said. Trying to concentrate on a call for her job in financial services, she felt as if she had just come out of anesthesia. And during a debate about politics with her husband, Zayd Hayani, “I didn’t remember what I was trying to say or what my stance was,” she said.

By the end of the year, Ms. Khan was referred to a special clinic for Covid-related neurological symptoms at Northwestern Memorial Hospital in Chicago, which has been evaluating and counseling hundreds of people from across the country who are experiencing similar problems.

Now, the clinic, which sees about 60 new patients a month, in-person and via telemedicine, has published the first study focused on long-term neurological symptoms in people who were never physically sick enough from Covid-19 to need hospitalization, including Ms. Khan. [Continue reading…]