Worse COVID Illness May Mean Stronger Immune Protection After
WEDNESDAY, Jan. 27, 2021 (HealthDay News) — People who’ve recovered from severe COVID-19 may have stronger long-term immune protection from reinfection than those with milder illness, researchers report. They examined blood samples from 39 COVID-19 patients and 10 people who hadn’t been exposed to the virus (their blood samples wereContinue Reading