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 ...

Plasma fibroblast therapy is an aesthetic procedure that may help tighten and improve the appearance of the skin. A therapist uses a pen-like device to cause minor damage to the skin, which triggers a ...

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 ...