Is It Cold, Allergies, or Sinus Infection?

You wake up with a stuffy nose and a scratchy throat. By lunchtime, you’re sneezing, your head feels full, and you’re wondering whether you caught something or whether fall allergies are back.

A few days later, the pressure around your cheeks makes you think, “Now it’s a sinus infection. Do I need an antibiotic?”

These illnesses can feel remarkably similar. The best clues are often how your symptoms…