Following is transcript of the video. Celia Skvaril: Oh, my God, I feel light-headed. Have you ever met someone so dramatic? Today, I am trying the Dermavel plasma pen. It claims to painlessly remove ...

A handheld plasma pen that fires ionised gas at damaged or unhealthy skin could be used to treat people with a range of conditions, from acne to diabetes. The plasma pen could be used for cosmetic ...

But what is plasma? Sometimes called the fourth state of matter, plasma forms when a gas is super-heated. (And it's not to be confused with the component of your blood of the same name, which you ...