Tagged: oxygen

What happens during a stroke?

Every two seconds, someone in the world has a stroke. One out of every six people will have a stroke at some point in their lives. Strokes deprive brain cells of oxygen and are...

Why alien life would be our doom

Finding alien life on a distant planet would be amazing news – or would it? If we are not the only intelligent life in the universe, this probably means our days are numbered and...

Why do we hiccup?

The longest recorded case of hiccups lasted for 68 years … and was caused by a falling hog. While that level of severity is extremely uncommon, most of us are no stranger to an...

Y-40: the deepest pool

The world’s deepest diving pool is in Italy, in abano-Montegrotto Terme, Padua. 365 days a year of areas dedicated to training for free-divers and scuba divers. The immensity of a movie set and areas...

Antioxidants and free radicals

Antioxidants are part of the complex world of biochemistry. In cells, oxygen is constantly involved in chemical reactions in which electrons are shifted around. To generate energy, our cells remove electrons from sugars, fatty...

How does asthma work?

More than 300 million people around the world suffer from asthma, and around 250,000 people die from it each year. But why do people get asthma, and how can this disease be deadly? Christopher...