Health

These tests are faster than a PCR, but they are not as reliable. Even so, in certain circumstances they can be very useful in controlling the pandemic.

PCR tests are cumbersome, expensive, take at least 24 hours, require specialized labs, and overestimate who is contagious. These disadvantages are solved with the new antigen tests.

For years it has been causing changes in water, food, ecosystems, the environment and even our own health.

There are certain guidelines or strategies that will help when news of this type arrives unexpectedly.

It appears that women are able to mount a much more effective immune response against SARS-CoV-2 than men. Why?

How to know if our symptoms are allergic or infectious? And how not to confuse them with COVID-19?

More than 165 vaccines are being developed right now in the world to try to stop COVID-19, as recognized by the WHO in early August. This is a record development in the history of Medicine. But when will there be a vaccine? And above all, to whom will it be administered first?

In the spring of 2009, a new influenza A (H1N1) virus emerged, causing an illness later known as Influenza A or swine flu.