Immunization against COVID-19: How often should the vaccine be repeated?

How long does the protection provided by the vaccine last? Should I have a booster shot after a while, or not?

COVID-19 vaccines and pregnancy: What do we need to know?

When analysing the potential impact of COVID-19 vaccines in pregnancy, first of all, we must observe that several studies have shown that, in pregnant women, SARS-CoV-2 infection can have significant negative consequences.

COVID-19: Those who “would have died anyway”. How much is a human life worth?

Discussions about the reasonable number of deaths in a pandemic, about whether or not the price for saving people is killing the economy and, ultimately, debates on a life’s value were brought to the fore by the COVID-19 pandemic.

How do I know if I’m infected with the new coronavirus or I have a cold / flu?

More and more people who are experiencing the typical symptoms of a cold and flu are asking the question in the title. This article provides essential information that can help us recognize the danger of infection with the new coronavirus.

Under the shadow of the pandemic: was 2020 really the worst year in history?

Peering through the dust settling from the chaos of last year, we are trying to see into the unknown of the coming year, hoping for the best. Irrespective of what our hopes for 2020 were, our expectations for 2021 seem to centre on things going back to normal.

Brain health, a key to a happy life

It can be simple or complicated to find and, especially, apply strategies to increase your level of happiness. What we can be sure of, however, is that in this ongoing discussion about what makes us happy, brain health is not a topic that can take a backseat.

Vegetarian essentials

We all know that what we put into our bodies can have a direct impact on our health. It’s the reason we’re so frequently bombarded by different diet options, all promising in one form or another to help us “lose weight,” “feel fresh and energetic” or even to “cure autism and reverse chronic fatigue.” Fad diets aside, dietitians, nutritionists and healthcare professionals mostly...

COVID-19: The new mirror in which we look at our parents

How can we encourage the elderly during this time? How can we help them understand that we don't want to lose them and that, although it's hard for them, we didn't abandon them. I have an elderly mother and, honestly, it would help me a lot. Can you write for me?

Spanish flu to COVID-19: Lessons from a forgotten pandemic

The Spanish flu filled graves in almost every cemetery in the world. However, surprisingly, this tragedy had largely been forgotten until recently. A century later, the issue returned to the centre of attention, with specialists wondering if they can identify a pattern in the evolution of the COVID-19 health crisis based on the pandemic from a century ago.

Twelve months in a year, vitamin B12

The quantity of Vitamin B12 required for a healthy diet is measured in micrograms, but the impact on human health is far greater than these tiny amounts would suggest.

Are you really okay?

Let me ask you a question: if a friend of yours or I were to stand in front of you today and ask, “Are you OK?” how would you respond? Could you, or would you, share how you really are? As a society, we seem to be becoming more and more aware of the mental health crisis we are in. On 8 September, Australia...

Second-hand antibiotics

We might be tempted to believe that most antibiotics are distributed to people through pharmacies and hospitals. The reality, however, is surprising.

The light of the eyes and mind

In Mexico, diabetic retinopathy is a significant challenge. Professor Pedro Gomez is the director of the Ophthalmology Institute of the University Hospital of Montemorelos in Mexico, renowned for the highest number of eye surgeries in Latin America.

COVID-19: Which end is The End?

As the crisis caused by the new coronavirus deepened and spread, it was to be expected that the phenomenon would be framed in apocalyptic terms. It is something that tends to occur in such contexts.

From the duty to remember to the right to forget

What if we could modify or even completely erase painful, sad, or traumatic memories? While this concept currently belongs to the realm of science fiction, advances in science may soon make memory modification possible. Yet, experts remain divided on one fundamental question: could the potential benefits of altering memories outweigh the risks involved?