More than 2/3 of British troops returning from Afghanistan suffer from severe NIHL.
Answer Extra:
In a study released by the Deafness Research Foundation and the UK Ministry of Defence, nearly 69% of UK troops returning from Afghanistan had suffered hearing loss due to combat noise. Many combat troops complained of tinnitus, some of complete deafness.
source:
Pearson, Chris (Surg. Cdr., RN). “The Extent of Operational NIHL.”
http://www.deafnessresearch.org.uk/docs/research/mod/SurgCdrPearson.pdf
Noise-induced hearing loss is the top disability amongst US military personnel.
Answer Extra:
According to the Deafness Research Foundation, more than 65% of returning combat troops from Afghanistan suffer from noise-induced hearing loss. Many troops sustain acoustic trauma – hearing loss – when exposed to very loud blasts, such as incendiary explosive devices (IEDs).
source:
Deafness Research Foundation. “Hearing loss number one diagnosis for military.’
http://www.drf.org/news/161/Hearing+loss+number+one+diagnosis+for+military