We investigate why nasopharyngeal PCR tests are more generalised and which is their reliability in…

Vaccine passports are a way of facilitating mobility between countries and access to certain services

Vaccines adapted to the known variants are not being administered at the moment

It is impossible to predict how each body’s person will react individually, but the most…

Pfizer, Moderna and AstraZeneca's vaccines where approved almost simultaneously, but the number of authorised drugs…

The relation between AstraZeneca’s and Janssen’s vaccines and very uncommon thrombi in those vaccinated patients…

So far no regulatory agency of medications in the world has approved a combination of…

The Spanish government contemplates taking it, although just before the AstraZeneca/Oxford vaccine administration

Vaccines against covid-19 are made from cells created by scientists almost 50 years ago that…

The effectiveness percentages indicates how much the likelihood of developing symptomatic covid-19 is reduced in…

Everything you need to know about the 13 approved vaccines around the world