• Scientists have observed genes responsible for helping mice recover from strokes.
  • This could provide guidance for humans.
  • Drugs could be developed to target these specific genes.
Keep reading Show less

Smoking Causes up to 150 DNA Mutations in Each Lung Cell, Every Year

The longer you roll that dice, the higher the chance that a DNA mutation spawns a cancerous cell. The researchers on this study likened it to playing Russian roulette; sooner or later, there's one in the chamber. 

A man smokes a cigarette. (Photo: KENZO TRIBOUILLARD/AFP/Getty Images)

Cancer, of course, is not new. Throughout the ages societies have defined and dealt with it variously. Ancient Greeks employed the term onkos to describe tumors: mass, burden. It is an apt translation of what cancer does inside of our bodies.

Keep reading Show less