When reports of severe allergic reactions among recipients of Covid-19 vaccines started surfacing, Angelina Giunta became worried. Even though Giunta, 61, of Brooklyn, New York, was desperate to get ...

Hives are typically harmless, but you may need to see a doctor if they’re severe, they won’t go away, or they keep coming back. A doctor can help you treat and prevent hives. Share on Pinterest Kinga ...

Add Yahoo as a preferred source to see more of our stories on Google. It can be one of springtime’s biggest and most frustrating mysteries: what exactly is behind those itchy, watery eyes and other ...

As a toddler, Colton McClure never wanted to eat peanut butter. "He would always push it away," said his mom, Cheri McClure. Then when he was a preschooler, Colton ate one Reese's peanut butter cup ...

If you’ve been told your whole life that you have a penicillin allergy, you’d be forgiven for not giving it a second thought. About one in 10 people in the U.S. report having this condition, making it ...