What is the best way to use a nasal spray and why might people use them? Read on to learn more about the best technique for using a nasal spray.

Here's the lowdown from allergy doctors on how to get relief, from which medicines to use — and how to best use them — to tips for keeping pollen out of your home.

Q: Whenever you talk about neti pots, you include a warning about always using distilled water. It seemed to me like an ...