This common side effect is more than just a bummer—it can be really bad for your health.

His death sheds light on how serious and unpredictable allergies of all kinds can be.

College students say it’s difficult to manage food allergies on campus, where dining halls, dorm gatherings and parties can pose risks.

So many people are turning to unpasteurized milk in search of a natural health boost, it’s been called a “raw milk renaissance.” But...