Cyan refers to a shade of blue. Cyanosis, then, is a purple or bluish discoloration of the skin. It’s a sign that there may be low levels of oxygen in the blood. Cyanosis is itself a symptom of an ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

Investors often hold blue-chip stocks at the core of their portfolios. That makes sense. After all, blue-chip companies are leaders in their industries. Their names are familiar to investors. What Are ...