delta variant

South African doctor says patients with Omicron variant have 'very mild' symptoms
South African doctor says patients with Omicron variant have 'very mild' symptoms
South Africa detects new Covid-19 variant, implications not yet clear
South Africa detects new Covid-19 variant, implications not yet clear
Delta dominates the world, but scientists watch for worrisome offspring
Delta dominates the world, but scientists watch for worrisome offspring
China faces biggest Delta outbreak as infections grow in northeastern city
China faces biggest Delta outbreak as infections grow in northeastern city
Covid-19 pills are coming, but no substitute for vaccines, disease experts say
Covid-19 pills are coming, but no substitute for vaccines, disease experts say
What next for China's zero-Covid strategy, as herd immunity hopes face Delta hurdle?
What next for China's zero-Covid strategy, as herd immunity hopes face Delta hurdle?
Europe's Covid spread is 'warning shot' for rest of world: WHO
Europe's Covid spread is 'warning shot' for rest of world: WHO
1 imported case of Covid-19 Delta Plus variant reported in Singapore
1 imported case of Covid-19 Delta Plus variant reported in Singapore
Covid-19 Delta subvariant: Amid rising concerns in Britain, what was India's experience like?
Covid-19 Delta subvariant: Amid rising concerns in Britain, what was India's experience like?
Pfizer/BioNTech Covid-19 vaccine highly protective in 12-18 age group: US CDC study
Pfizer/BioNTech Covid-19 vaccine highly protective in 12-18 age group: US CDC study
New Zealand reports record daily cases as Delta spreads
New Zealand reports record daily cases as Delta spreads
Valneva says its Covid-19 vaccine shows similar protection to AstraZeneca's, fewer side effects
Valneva says its Covid-19 vaccine shows similar protection to AstraZeneca's, fewer side effects
With boosters, masks and Green Pass, Israel sees a Covid-19 wave in retreat
With boosters, masks and Green Pass, Israel sees a Covid-19 wave in retreat
Sydney to end Covid-19 quarantine for international travellers
Sydney to end Covid-19 quarantine for international travellers
Covid-19 cases in Australia's Victoria hit record daily high
Covid-19 cases in Australia's Victoria hit record daily high
New Zealand makes Covid-19 vaccinations mandatory for health workers
New Zealand makes Covid-19 vaccinations mandatory for health workers
New Zealand drops its Covid-19 elimination plan as Delta persists
New Zealand drops its Covid-19 elimination plan as Delta persists
World Bank says Delta variant slowing economic growth in East Asia and Pacific
World Bank says Delta variant slowing economic growth in East Asia and Pacific
China's Delta outbreak worsens, threatens holiday plans in 3 cities
China's Delta outbreak worsens, threatens holiday plans in 3 cities
Japan approaching end of Covid-19 emergency in most areas: Health minister
Japan approaching end of Covid-19 emergency in most areas: Health minister
Severe Covid-19 may trigger autoimmune conditions; new variants cause more virus in the air
Severe Covid-19 may trigger autoimmune conditions; new variants cause more virus in the air