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.
Are COVID-19 vaccines safe? What guarantees the absence of compromise?
How was it possible to produce a vaccine against COVID-19 in less than a year, and what guarantees are there that there were no compromises in the process? What can we say about the COVID-19 vaccine's safety?
COVID-19 vaccine: risks, benefits, recommendations and precautions
Vaccination allows the creation of an effective and long-lasting defense of the body against the disease. In the confrontation with the COVID-19 pandemic, vaccination, with its pros and cons, is currently one of the solutions that science has offered to humanity.
COVID-19 complications, during and after the disease
It will soon be two years since the virus known as COVID-19 started to roam around the world. The sad toll of this disease—over 5 million victims worldwide—is still incomplete, because we are far from seeing an end to the pandemic. It has been the largest public health crisis in the last century.
Why don’t we eat only brown bread?
This article deals with principles that we know on a theoretical level, but don't really apply in our daily lives. If certain things are true, why are we so reluctant to change?
The illusion of the ideal calcium source
It is widely accepted in popular belief that animal products are the ideal source for maintaining bone health. However, a study published in the US Journal of Nutrition found that populations consuming large amounts of calcium and protein from animal sources had a higher rate of hip fractures (Hegsted, 1986).
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.
Laugh your way to a healthier you
We’re born ready to laugh. In fact, as part of a normal baby’s development, they will begin laughing at about the age of three months. That’s long before we begin to say our first words—older babies begin to start speaking at the age of nine to 12 months.
Low-carbohydrate diets may shorten lifespan
A diet based on significantly reducing the amount of carbohydrates on your plate can reduce life expectancy by up to 4 years, according to a study published in The Lancet Public Health.
How to sleep well in the age of anxiety
Sleep is perhaps the most important, complicated, and misunderstood physiological mechanism that keeps us alive.
Daily habits for a good memory
It happens to all of us. We misplace the keys, forget a phone number or where we put our reading glasses. With age, such things happen more often, whether we like it or not. The good news is, our brain continues to produce new cells regardless of our age. Therefore, it is possible to have a good memory despite the aging process.
The lesser-known story of fats
For decades, fats have been considered unhealthy and have been associated with an increased risk of cardiovascular disease. However, recent research has revealed a more nuanced picture.
Myths about vegan diets
For some people, being vegan is part of their lifestyle, but others cannot conceive of missing out on dairy products, meat or eggs. This could be explained by several myths that revolve around these diets.
Worse than death: depression; worse than depression: being judged for it
The latest global statistics on the incidence of depression indicate that more than 300 million people of all ages suffer from this disorder, out of the 7.6 billion people on the planet. This means that about 4% of the world’s population suffers from depression.
Mind over matter
I was a sickly child. If I wasn’t catching a humble cold, it was something more exotic, like whooping cough or bronchitis.


























