The number of children being admitted to hospital in England with a severe allergic reaction has risen every year for the past five years.
NHS figures show 1,746 children were treated for anaphylactic shock in 2018-19, up from 1,015 in 2013-14.
The parents of Natasha Ednan-Laperouse, who died in 2016 after eating a baguette containing sesame, called the increase “deeply alarming”.
Scientists say environmental factors could be to blame for more allergies.
When adults with severe allergic reactions treated in hospital were also included, the figures rose from 4,107 cases to 5,497 over five years.
Children under 10 were most likely to be affected by anaphylaxis, with 1,018 admitted to hospital last year – compared with 601 in 2013-14.
Anaphylaxis is a severe allergic reaction that can be life-threatening.
The most common causes of severe allergic reactions are foods such as nuts, fish and shellfish but they can also be triggered by wasp and bee stings, drugs and dairy products.
Even the tiniest exposure to one of these allergens can be enough to set…