Covid vaccine protection wanes within 6 months new study suggests - BBC News Published 2021-08-25 Download video MP4 360p Download video MP4 720p Recommendations 03:07 Face of 75,000-year-old Neanderthal woman revealed | BBC News 04:30 Al Jazeera office in Israel raided and channel taken off air in country | BBC News 10:25 Головне на ранок 6 травня! В Сумах лунали вибухи і підрив колаборанта 38:37 ❗️Путін СКАЗИВСЯ: Макрон пішов далі! НАСТУП У 2025 РОЦІ: США дадуть ВСЕ. Сі готує ПАСТКУ 04:24 Are America's unvaccinated changing their minds? - BBC News 04:32 How North Korea’s latest propaganda song has become a TikTok hit | BBC News 05:21 Apple iPhone sales fall in nearly all countries | BBC News 09:01 How Smoking Kills 04:19 Brazil landslides and massive flooding kills dozens | BBC News 03:20 ⚡💥 Європа НЕРВУЄ і готується. Росія готує ДИВЕРСІЇ! Польща готується до ВІЙНИ? 06:36 НЕГАЙНІ зміни на фронті! Штурми росіян НЕ ПРИПИНЯЮТЬСЯ. ЗСУ обрали несподівану тактику 03:10 UK government defeated in High Court over climate plans | BBC News 14:19 Why Hundreds Of U.S. Banks Are At Risk Of Failing 13:41 Новини 22:00 за 5 травня: Росія скинула на Харків ТРИ АВІАБОМБИ! 01:54 Bodies found in search for missing Mexican tourists | BBC News 32:00 John Lewis: can kinder capitalism compete in ruthless retail? | FT Film 15:09 Declining vaccine efficacy 16:20 ⚡️Екстрено! ВІЙСЬКА Макрона вже в Україні. Важлива УГОДА між Байденом і Сі. Контрнаступ ЗСУ у 2025? 08:15 "Справжня українська церква!" Великдень у Києво-Печерській лаврі 07:14 Turkey halts trade with Israel over 'humanitarian tragedy' in Gaza | BBC News Similar videos 04:07 Covid vaccine complications dwarfed by virus risks - BBC News 03:10 3 doses of Pfizer vaccine may be needed to protect against Omicron Covid variant - BBC News 02:48 US promises half billion more Covid vaccine doses for poorer nations - BBC News 03:08 Covid immunity wanes 6 months after the Pfizer vaccine 00:33 Study: Efficacy drops in Pfizer vaccine after 6 months 07:27 Pfizer data show vaccine efficacy wanes after 6 months 03:08 COVID-19: 2 doses of Pfizer vaccine protects 70% against hospitalization from Omicron, study shows 06:10 How the race for the Covid vaccine was won 💉 BBC 02:17 VERIFY: Are the COVID-19 vaccines only effective for six months? 03:04 Study: Pfizer vaccine wanes after 6-8 months 02:47 Covid antibodies can fade after a few months, study shows | ITV News 02:59 US mothers divided on vaccines for young children - BBC News 02:53 Thailand launches mass Covid vaccination drive - BBC News 00:35 Pfizer says COVID-19 vaccine protects for at least 6 months, effective against variantslll 00:42 Pfizer says its vaccine's efficacy wanes by 6% every two months so booster is needed 04:50 US reopens borders to vaccinated after 20 months - BBC News 02:32 Study: Pfizer efficacy drops after 6 months 16:38 COVID rising as vaccines struggle to contain cases 09:37 Johnson & Johnson releases COVID-19 vaccine booster study More results