Health

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.

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.

In developed countries, where the public debate on tobacco consumption has been so widespread that even those who had no desire for it were educated on the negative effects of smoking, the prevalence of this toxic habit dropped so drastically that it caused trouble for cigarette manufacturers.

The great challenge facing the world’s leaders right now is identifying an optimal response to a disease bearing several characteristics that make it difficult to combat.

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.

It was terrifying. They kept trying to comfort me by telling me they had the best surgeons. But they also said that I needed a new liver and that my body might reject it. – Christopher Herrera

What are mRNA vaccines? How do they work?

Our reality isn’t always a calm place. Feelings of safety and peace that are so necessary for our well-being often elude us. What is happening today on a global level only goes to show how fragile our world is, and how easily we can lose control over the things we thought we had mastered.

11pm and I am worried my patient will not make it till tomorrow morning, says Dr Glenn Wakam. Twelve hours after intubation, the COVID-19 patient's condition deteriorates dramatically, and Wakam knows that an even more difficult intervention follows: to explain to the patient's wife, who begs to be allowed to say goodbye, that the hospital does not allow her this sad privilege.

When it comes to cases where "doctors don't know what to do," the first thought that comes to mind is usually cancer. Conventional treatment, which can prolong life for a few years and sometimes just a few months, comes at a high price in the quality of life, and patients come to prefer the "natural" way: alternative medicine.

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.

A global crisis situation, such as that generated by the current pandemic, is a complex picture with many variables bringing high levels of emotional distress. During a pandemic, many people will face a wide range of reactions and emotions, and the psychological impact will often be greater than the medical one.

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

They live in five European countries and could not be more different in age, interest or inclination. However, that made no difference. They were all infected. Some were not scared. Others were terrified. They have all gone through an experience that, without exception, has marked their lives.

Do we need to wait for the results of longitudinal scientific studies, extending to decades, to know if vaccines are safe?