Musculoskeletal accidents and psychological well being circumstances have been the main medical causes stopping UK armed forces personnel from being deployed up to now 12 months, in keeping with new information launched by the Ministry of Defence.
Responding to a written parliamentary query from Helen Maguire MP, Minister for Veterans and Individuals Louise Sandher-Jones supplied figures displaying that as of 1 September 2025, there have been 13,113 service personnel categorized as Medically Not Deployable (MND). Of those, 12,399 had circumstances coded below the Worldwide Classification of Illnesses (ICD-10) system.
Musculoskeletal problems and accidents accounted for 43% of circumstances, whereas psychological and behavioural problems made up 22%, in keeping with the info. Different important classes included elements influencing well being standing (7%), ill-defined medical and laboratory findings (4%), and digestive system problems (3%).
Smaller proportions of non-deployable personnel have been affected by circumstances associated to the ear and mastoid course of, circulatory system, neoplasms, metabolic and endocrine problems, and nervous system points. Circumstances similar to respiratory, pores and skin, and genitourinary illnesses every represented round 1% or much less of circumstances.
The info additionally confirmed that 321 circumstances couldn’t be coded below ICD-10, and 393 had no medical board info accessible.
The Ministry of Defence defined that personnel categorized as Medically Not Deployable are deemed unfit for operational deployment however should still take part in UK-based workouts. The division famous that a few of these listed as MND on the reporting date “might not have been scheduled to deploy and the medical situation might not have prevented deployment.”
The figures cowl all full-time skilled Royal Navy and RAF personnel and trade-trained Military personnel serving in opposition to requirement as of September 2025.
In line with the Ministry of Defence, the medical downgrading information was compiled from the Defence Medical Info Functionality Programme (DMICP) and transformed into ICD-10 codes for reporting functions. The division added that the “medical and laboratory findings” class consists of signs similar to irregular heartbeat or belly ache that will lack a proper prognosis.

