Allergic reactions to vitamin B12 are rare, but real. The reason may sound strange, but it's true - an allergy to cobalt.

Allergic reactions caused more emergency admissions at Chelsea and Westminster Hospital last year, new figures show.

A clinical trial at National Jewish Health in Denver could change the way allergies are diagnosed and managed.

A woman with over 40 allergies - including water - has to use a colour-coded spread sheet to keep track of them all. Chloe ...

Research suggests that introducing kids to food allergens early in life can help—but that the same might not be true for ...

A Japanese study led by Hiroshi Ohno links specific gut bacteria present in newborns to food sensitivities and allergies. Published in the Journal of Allergy and Clinical Immunology, the research ...

Optimised final draft guidance published today recommends 12 SQ-HDM SLIT, also known as Acarizax and made by ALK-Abello, as an option for treating persistent moderate to severe house dust mite ...

Can allergies make you cough, or is there something else to blame for that seemingly seasonal tickle in your throat? An allergist explains. It’s exciting to watch flowers bloom as the weather turns ...

Newsweek magazine delivered to your door Newsweek Voices: Diverse audio opinions Enjoy ad-free browsing on Newsweek.com Comment on articles Newsweek app updates on-the-go ...

Allergies are the ways your body responds to substances it sees as harmful. However, these substances are often harmless. For example, some people may sneeze and have watery eyes when they come in ...

Food allergies occur when your body mistakenly identifies and treats an ingested food as a threat, triggering an immune system response. Even eating a tiny amount of the offending food can lead to ...

From season 3 has finally landed in the UK on Sky and NOW. The new series, which aired on MGM+ in the US, follows on from season 2's shocking ending, which saw Tabitha (Catalina Sandino Moreno ...