Two young people died during an outbreak of invasive meningitis in Canterbury, England, while 11 others were reported seriously ill in hospital. The University of Kent confirmed that one of those who died was a student there; the second person was not identified as a university student in the corrected account.

Most of those affected were believed to be between 18 and 21, and several were university students. The UK Health Security Agency began contacting more than 30,000 students, employees and family members to explain the situation and identify people who might require action.

The agency arranged antibiotics for some students as a precaution. A letter sent to the university community instructed people who lived or worked in specified campus blocks to receive the medicine without delay. Specialists also interviewed patients to identify close contacts, who face a higher risk of infection. The particular strain responsible for the outbreak had not yet been identified.

Investigators believed the cases could be connected to a social event in Canterbury attended by some of those who became ill. That link remained an assessment under investigation rather than a confirmed account of how every infection occurred.

Meningitis is inflammation of the protective membranes surrounding the brain and spinal cord. It can worsen quickly and requires urgent treatment. Symptoms can resemble a severe cold, influenza or a hangover, which UKHSA regional deputy director Trish Mannes warned may cause students to overlook early signs. Health authorities advised anyone developing symptoms of meningitis or septicaemia to attend an accident and emergency department or call 999.

Teenagers and young adults are among the groups at increased risk. Dr Tom Nutt, chief executive of the charity Meningitis Now, said bacteria can spread more readily where people live, study and socialize in close proximity. He urged students, staff and families to remain alert to symptoms.

The university said it was working with public-health teams and communicating with students and staff, while describing their safety as its highest priority. Canterbury MP Rosie Duffield called the deaths tragic and expressed sympathy for those affected.

Early reporting had incorrectly stated that both people who died were University of Kent students. The university subsequently clarified that one was enrolled there, and the report was corrected. That distinction is important in defining the known scope of the campus connection.

With 11 patients still seriously ill, the response centered on rapid antibiotics for close contacts, active tracing and public warnings. Officials sought to contain further transmission while laboratory work continued to determine the meningococcal strain and investigators examined the possible event link.