The lone-star tick is expanding across the U.S., leading to more cases of alpha-gal syndrome.

Most people experience allergies as something mild and manageable. A runny nose in spring, itchy eyes near dust, or a small ...

It's common knowledge that ticks can spread infections that cause serious illnesses, including Lyme disease. Now health ...

ATLANTA — Allergy season can be miserable for tens of millions of Americans when trees, grass, and other pollens cause runny noses, itchy eyes, coughing and sneezing. Where you live, what you’re ...

Food Insects Reptiles are often chosen as pets when an allergy risk exists within a family and the choice is made to avoid potentially allergenic pets such as dogs, cats or guinea pigs. Researchers at ...

Yes, allergies can increase your heart rate. This may occur as a symptom of allergic rhinitis or as a side effect of an allergy medication. Learn more about prevention and treatment options. Your ...

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. The arrival of spring is ...

Joy Emeh is a professional health writer, editor, content strategist, and career development coach with up to four years of experience in the health writing space. She is interested in all things ...

A South Carolina woman has been left unable to shower due to a debilitating water allergy, which causes her to experience excruciating itchiness upon contact with H2O. “It’s been difficult to navigate ...

An allergy involves a mild to life threatening immune response to an external substance. A sensitivity, on the other hand, is typically a milder reaction associated with difficulty digesting food. An ...

What Is a Peanut Allergy? You have a peanut allergy when your body’s immune system overreacts to peanuts. Normally, your immune system helps protect you from germs and other harmful substances. But if ...

Allergy season can be miserable for tens of millions of Americans when trees, grass, and other pollens cause runny noses, itchy eyes, coughing and sneezing. Where you live, what you're allergic to and ...