There's a reason why some people have a natural aversion to fragrance—and it's about more than personal preference. Here, ...

Sometimes it’s not just about disliking an aroma. In certain cases, a particular waft can make a person physically ill. If that's you, it’s not your imagination—and your olfactory system may not be to ...

It’s a neighborhood known as the limbic system, which is big into memory formation and regulation of emotions. The neural ...

Sinus infections, or sinusitis, occur when a virus of bacteria enters the sinuses. Read on for a list of common symptoms and treatments.