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Feb 21, 2023 · A new study published in The Lancet set out to answer these questions, looking at the strength and duration of natural immunity by COVID-19 variant. The authors collected data from 65 studies across 19 countries, making it the largest review on this topic to date.
Feb 7, 2024 · How long does immunity from a COVID-19 infection last? The immune response from a COVID-19 infection usually tamps down after 3-4 months, says Kawsar Talaat, MD, a vaccinologist and associate professor in the Department of International Health at the Johns Hopkins Bloomberg School of Public Health and the Johns Hopkins School of Medicine in ...
Research shows that the antibodies that develop from COVID-19 remain in the body for at least 8 months. Getty Images. Immunity can occur naturally after developing COVID-19, from getting the...
Nov 29, 2022 · Later evidence suggested that natural immunity could last up to 11 months. More recent research suggests that adults develop circulating antibodies that last for nearly 500 days. This equates...
Jan 19, 2021 · Antibodies may fade after five months or last much longer, something the researchers behind the ongoing study, which will run for a total of 12 months, plan to investigate.
- Julia Belluz
Feb 16, 2023 · For people who have been infected with COVID-19 at least once before, natural immunity against severe disease (hospitalisation and death) was strong and long-lasting for all variants (88% or greater at 10 months post infection).
Michel Nussenzweig, MD, PhD, and colleagues previously characterized immunity in a group of recovered adult patients about 1 month and 6 months after their COVID-19 symptoms began. Some of the study participants returned in February or March for a 12-month follow-up blood draw.
