Ask Dr. Etingin: What Causes Hives?; Diminished Sense of Smell
Several weeks ago I broke out in hives. What exactly are hives, and what causes…
Several weeks ago I broke out in hives. What exactly are hives, and what causes…

A 2023 survey found that 74 percent of U.S. adults take some kind of dietary…

We often use the words allergy and intolerance interchangeably to describe a negative reaction to…
What are antihistamines, and how do they work? Antihistamines are medications that reduce or block…

© JW LTD | Getty ImagesCan taking a pill actually block the fat you consume…
According to the Centers for Disease Control and Prevention (CDC), the lone star tick has…

In recent years, the number of “gluten-free” food products has grown substantially. That’s because gluten—a…
Egg allergy affects about two percent of children. About 70 percent of children outgrow this…
The one supplement most experts recommend to almost everyone—no matter your age, height, weight, or…

There are hundreds of noncancerous skin growths and conditions, and this chapter describes, in alphabetical…