COVID-19 vaccines efficacy: Is it realistic to expect 100% effectiveness?

Medical science has made extraordinary progress over the last few decades, with achievements that have led to an increase in general life expectancy and quality of life. Today, afflictions such as cancer, severe heart failure, polio, or tuberculosis have modern and effective treatments.

An impossible inventory of the most widespread fake news about COVID-19

The epidemic of false information in this worldwide pandemic is even more infectious than the virus itself. Fortunately, there is a vaccine for this epidemic of fake news: quality information and information filters. However, not everyone has been vaccinated. Here is an immunization effort.

No laughing matter

We’ve all been guilty of memory lapses at times—forgetting a birthday or anniversary, that needed ingredient we were supposed to pick up at the grocery store, where we put our car keys, even where we parked the car. And mostly we just joke about these memory lapses and tease each other about them. However, for some 50 million people around the world who...

Hope in the storm

This coronavirus crisis has, for me, some perplexing parallels with a well-known incident narrated in the Gospel of Matthew (14:22-33). The disciples are confined in a little boat in the middle of a terrible storm, almost as we are confined at home today by the emergency laws of our countries.

A healthy old age is built decades before

An old saying states: "If youth knew; if age could". This truth is reflected by countless studies showing that lifestyle adjustments made in middle age (or even earlier) favour a transition to a healthier old age.

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.

The first line of defence: Proven efficacy of wearing a mask in preventing SARS-CoV-2 infection

How important is wearing a mask for preventing SARS-CoV-2 infection? We must say, at the outset, that wearing a mask remains important in preventing SARS-CoV-2 infection, especially because the "delta plus" variant has a high potential for contagion.

Health begins with accurate information

A healthy lifestyle starts with acquiring information properly. In a world flooded with information, patients are often confused and overwhelmed by conflicting nutritional recommendations and spectacular promises about proposed diets. In this context, it is essential to assess the validity of information using well-established criteria.

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?

Good luck, bad luck…and cancer

Many had not yet finished clearing away the leftovers from the New Year's Eve table, almost no one had returned to work, politics was still numb and journalists yawned with boredom because almost nothing of interest had happened on 2 January 2015.

A single stomach—and plenty of reasons not to stuff it

What would it be like to eat 8,6 kilograms of food in a single meal? Although it seems absurd to try and fit so much food into one’s stomach, a 23-year old model from London conducted just such an experiment in 1981.

Eight months into the pandemic, where are we headed?

We do not know what 2020 would have looked like without a pandemic, but we already know that some losses could have been prevented. And, if the future lies in the spectrum of pandemics, as the WHO warns, we should learn all the lessons that can be learned from this long journey.

One habit healthier. What we need to know about change

Let him that would move the world first move himself. – Socrates

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.

COVID-19: Excerpt from a diary on the Great Britain front

Noemina is a graduate of the University of Hertfordshire, UK, where she majored in health care. She is working in her field as of 2012. The journal excerpt she sent to us reflects her week-long experience at the epicentre of the battle with the new coronavirus in the intensive care unit, where serious cases are admitted.