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Air pollution is the greatest risk factor for both the environment and human health, according to the World Health Organization.

Pliny the Elder wrote, in Naturalis Historia, a well-known adage: "Among [mortals] the only certainty there is is that nothing is certain."[1] Few know that Pliny made this statement in a chapter on the gods.

If, biologically, a person becomes a parent when their child is born—or, civilly, when they adopt a child—from a practical and even moral point of view, a person only becomes a parent when they master a series of crucial skills.

To err is human. “The only sure way to avoid making mistakes is to have no ideas”, Albert Einstein said.

If we had to choose a star among vitamins, a star similar to the celebrities that electrify the world of people, vitamin D would have a very high chance of occupying the podium.

The face muscles relax, and the eyes become empty before boredom urges them to seek another centre of interest. The restlessness culminates with some leaving and others immersing themselves in the exploration of their phones. Others seek to divert the discussion with a joke or hasten its end through a detached or ostentatious silence.

The Spanish flu filled graves in almost every cemetery in the world. However, surprisingly, this tragedy had largely been forgotten until recently. A century later, the issue returned to the centre of attention, with specialists wondering if they can identify a pattern in the evolution of the COVID-19 health crisis based on the pandemic from a century ago.

Anyone who suffers from depression is likely to be fed up with advice from otherwise well-meaning friends who send them all sorts of online articles promising yet another secret to curing depression.

They’re singing carols. Putting up fairy lights and mistletoe and fake snowflakes. The stores are full of Crosby, tinsel and Bublé. Yes, Santa’s on his way and, somehow, the list of what’s in his enormous red sack of gifts has appeared on my credit card statement. I know: I’ve checked it—twice!

As we look at ourselves from the outside, taking our life seriously becomes difficult. This loss of confidence, as well as the attempt to regain it, are both matters related to the meaning of life. – Thomas Nagel, View from Nowhere

It was nearing the twentieth anniversary of my friend’s death and it had been quite a few years since I’d visited his grave. I parked my car and as I ducked through a gap in the hedge, I noticed preparations being made for a burial later in the day. But the grave I was looking for was near the fence that fronted the...

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.

Paris, November 13, 2015. A European capital is struck cruelly by fundamentalists who justify their crimes in the name of something sacred—an event that shocked the entire world. It was neither the first nor, unfortunately, the last tragedy whose impact on the public has become a subject of analysis.

Some moments in life fade quickly, like ephemeral portraits in the memory's archive. Others, though we have never witnessed them, haunt us and force us to reconsider our perception of life, time, and our shadow self.

Last night I had one of those dreams. You know, the kind you wake up from and remember. Basically, there were a lot of things that were unusual, but people and places that were familiar—common themes for many who remember their dream content.