An allergic reaction happens when your immune system defends against substances that otherwise wouldn’t pose a threat to your body. Common allergens include pollen, mold, and certain foods. Your ...

It is possible to develop new allergies as an adult. This can include food allergies and seasonal allergies, such as a pollen allergy. Allergies are often present from childhood, but new allergies can ...

You notice a rash appearing on your skin and your first instinct is probably to blame it on new laundry detergent, stress, or maybe something you ate. Most of the time, you’d be right – rashes are ...