Transmission - activities

Covid: because of the Delta variant, vaccines reduced transmission dropped to 40%, WHO claimed

This Wednesday November 24, World Health Organization director general Tedros Adhanom Ghebreyesus claimed that because of the Delta variant, vaccines reduced transmission dropped to 40%.

Covid: reaching herd immunity through the Delta variant? Mythical, a specialist says

As many countries are trying to reach herd immunity, Professor Sir Andrew Pollard – head of Oxford Vaccine Group – said this Tuesday August 10 that reaching herd immunity through the Delta variant is not possible since this mutation will keep infecting people vaccinated. “We don’t have anything that will (completely) stop that transmission”, the expert explained to The Guardian.

Covid: “The war has changed”, the CDC warns against the Delta variant

Covid-19 Delta variant is said to be as contagious as chickenpox and likely to be transmitted by vaccinees and non-vaccinees – according to the latest official documents issued by the U.S. Centers for Disease Control, updated by the Washington Post.

Covid: AstraZeneca to reduce virus spread – a study says

According to a study led by the Oxford University, AstraZeneca Covid vaccine reduces by 67% the spread of the virus from the first dose injected. Good news in the fight against the pandemic and eventually the eradication of the disease.

Coronavirus: scientist warns the WHO coronavirus could be airborne

Over 200 scientists from 32 different countries have written an open letter to the World Health Organization: according to their research, coronavirus could be airborne more than we first thought. Minuscule droplets could be airborne through an entire room.

Coronavirus: sea, river, lake… can Covid-19 be spread through water?

While many beaches have reopened and many people are counting on enjoying nature again and swimming in the sea, lake or river, is there any risk Covid-19 can spread through water? Let’s have a look on the matter.