Understanding the connection between rhinopharyngitis and otitis media is essential, as some forms of otitis media are often ...

Allergic rhinitis, often called hay fever, mimics cold symptoms but isn’t caused by a virus or bacteria. Non-allergic rhinitis, triggered by irritants like smoke, strong odours, or weather changes, ...

A racing or forceful heartbeat at rest indicates heightened sympathetic tone, a hallmark of rising blood pressure. Wearable fitness trackers have revealed that individuals whose resting pulse averages ...

As millions travel for the July 4th weekend, severe storms are moving across the Northeast, threatening to delay or cancel flights. Heavy rain, damaging winds, hail and lightning are possible.

Investigating the threat to the U.S., Diane Sawyer speaks with a young man convicted for providing support to ISIS.

ABC News’ Dr. Tara Narula shares what to look for when shopping for over-the-counter decongestants. Republicans disappear ...