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?

Our daily E-numbers: an epidemic of suspicion (Part I)

British researcher N. W. Pirie noted as far back as 1969 that few topics give rise to as many myths as food, disease, and gardening. Given the widespread misinformation surrounding E-numbers, there is far too much to cover in just a few pages. However, it is worth clarifying some general aspects that are often misunderstood or completely overlooked.

COVID-19: How can we transform the crisis?

Tens of thousands of articles about the new coronavirus crisis are filling news outlets around the world these days. What is the crisis, how we go through it, what to do, how to do, when to do it etc. Only one thing seems certain these days: our uncertainty about the future. We would prefer an authority to go out in public and tell...

Remember to rest

Sunday afternoons were a sacrosanct time when I was growing up in Argentina. Everything seemed to quiet and slow down between 2:00 and 5:00 pm, during siesta. Even shops would shut. All you could hear was the sound of the cicadas as the whole neighbourhood took a nap. Young and old, rich and poor were unified by this wonderful tradition. At least, I...

The things we suffer from are not the things that define us

At 28, the world was hers. Ellie Finch Hulme was engaged to the man of her dreams, and a lifetime of experience lay before her, like an open field in which one could run freely in any direction. Then came the diagnosis.

COVID-19: Seeds of goodness in the midst of the pandemic

In recent weeks, we have all experienced a state of unrest. Our eyes have been on the rising numbers of COVID-19 infections, as we try to comply with the restrictions imposed by the state of emergency. But we have also had bright moments, moments we might not have anticipated just a short time ago.

Genetic inheritance cannot be altered. True or false?

Grandpa’s eyes, mother’s wide hips, aunt’s serene gaze, father’s ambition, great-grandmother’s rheumatism—all the little traits that define us seem to come from ancestral parents who, together, should have all the genes that anyone can have today, all the possible ingredients for the recipe from which we were made.

How you can get your sense of smell back after a cold

A recent study showed how we can fully restore our olfactory sense after a cold, during which nasal constriction prevents us from smelling even the most intense smells.

COVID-19 mRNA vaccines

What are mRNA vaccines? How do they work?

14 reasons why cycling is good for you

Could jumping on a bike enrich your life? Here are some reasons you should consider giving it a go.

Sleep myths busted

There are a number of beliefs and practices around sleep that have been created and followed by many people, but which science has shown to be false and even dangerous for those who follow them.

What is in the COVID-19 vaccines and what do they leave in the body?

What is in the COVID-19 vaccines? What remains in our system after each type of vaccine, and for how long?

The end of drugs?

In mid-April 2014, the words 'scandal', 'secret', 'drugs', and 'Roche' (the Swiss drug giant) delighted the medical press, which was quick to publish tantalizing news about the ineffectiveness of Tamiflu and the enormous amounts spent by governments in order to stock up on the drug, in preparation for possible flu epidemics.

COVID-19: Recurrent revelations

Any large-scale phenomenon, such as a pandemic, activates our instinct to preserve our state of being—especially when we feel like we are losing it.

Is weight regain after weight loss inevitable?

For anyone who has ever dieted to lose weight, weight regain is the most feared nightmare. Unfortunately, the very biology of those who lose weight predisposes them to weight regain, meaning that, despite their initial success, they are likely to regain the weight they lost. Fortunately, there are strategies that can help people fight against this tendency.