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?
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.
The happiest people in the pandemic
“How can we rejoice if we’re at war?” This was one of the questions that arose in my mind after reading a book comprised of testimonies of people who experienced World War II as children. Decades after this nightmare, and stricken by a crisis that casts its shadow over people and nations everywhere, the question remains: can we still be happy in times...
COVID-19: What do we do after the relaxation of restrictions?
After the authorities in different countries announced a relaxation of the restrictions, people started to impatiently waiting for that, maybe even with plans to recover last bits of a confiscated spring.
They call it poppy love
I have an acutely vivid memory which triggered this article. It was a wet day in London in the winter of 2002. My 145kg frame was squished in the front seat of a tiny blue Fiat Punto with two colleagues in the parking lot of a Burger King.
We need water
The question of the origin and justification of the recommendation to drink at least eight glasses of water a day was first seriously examined in a scientific publication by Heinz Valtin.
Vitamins, explained from A to K
We all know that vitamins are good for us. Many of us take supplements to boost the supply of vitamins in our bodies. However, it wasn’t until 1912 that Polish biochemist Casimir Funk actually came up with the concept of vitamins, which he called "vital amines."
The dangers of excessive sleep
Numerous studies have shown the negative effects of sleep deprivation. However, the problem of excessive sleep is also something to be wary of.
Why sleep belongs at the top of your priority list
“If you had asked me that morning, ‘Arianna, how are you?’ I would’ve said, ‘Fine.’ It was really the fact that being depleted, running on empty, had become the new normal for me.”
The fresh air advantage
It’s something many of us overlook, yet the research is showing that getting outside is better for us than we might imagine.
COVID-19: The third signal
I thought to myself: Is there an alarm or is it an end of day signal?
Why do phones make us tired and ruin our mood?
The phenomenon of technoference (that is, the daily disturbance people experience due to the use of mobile phones) is becoming more and more prevalent, and researchers at the University of Technology in Queensland warn that as we become more dependent on these devices, we become more tired, more unproductive and unwell.
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.
Perceptions of balanced nutrition in the digital age
Attitudes toward food form a complex mosaic shaped by factors such as nutritional needs, hunger, taste preferences, socioeconomic status, demographic and emotional influences, as well as ethical, cultural, and religious values. Equally important is the level of education on nutrition (Gahagan, 2012). This plurality of factors helps explain the global diversity of dietary habits.
Do you have a Vitamin D deficiency?
Studies have increasingly shown that vitamin D, also known as the sun vitamin, plays a vital role in protecting the body from a number of chronic illnesses. It is important to know both the symptoms of a deficiency in vitamin D, and the valuable sources that can provide us with a daily healthy dose.


























