This report documents the frequencies, rates, trends, and distributions of hospitalization among active component members of the U.S. Army, Navy, Air Force, and Marine Corps during calendar year 2022.

During the preparation of the MSMR’s annual burden of disease issue, Armed Forces Health Surveillance Division epidemiologists and the MSMR staff noted data patterns that indicate incomplete transfer or capture of certain routinely reported elements.

This annual summary uses several health care burden measures to quantify the impacts of various illnesses and injuries in 2022 among members of the active component of the U.S. Armed Forces. Health care burden metrics include the total number of medical encounters, individuals affected, and hospital bed days.

MSMR provides data on Reportable Medical Events within the Military Health System in every issue, listing not only list the most recent case counts but trends of incidence for the prior two months, year-to-date, and over the preceding year.

This report documents the frequencies, rates, trends, and characteristics of ambulatory health care visits in 2022 of active component members of the U.S. Army, Navy, Air Force, and Marine Corps.

This report employs the same disease classification system and health care burden measures as employed in the MSMR burden analysis of the U.S. Armed Forces active component to quantify the impacts of various illnesses and injuries among members of the active component of the U.S. Coast Guard in 2022.

This study reports on the efficacy of 2 different portable nucleic acid detection technologies, RT-PCR and MinION Mk1C nanopore sequencing, which identified SARS-CoV-2 variants in wastewater collected at Tyndall AFB during a 2-month surveillance. This highly multiplexed approach circumvented signal dropout associated with the detection of newly ...

This report describes how ESSENCE, which collects near real-time biosurveillance data globally on U.S. military personnel, monitored the mpox outbreak in 2002 and assesses its detection of confirmed/probable cases among MHS beneficiaries. ESSENCE systematically queries millions of health encounters to detect records of potential public health ...

MSMR announces the return of a recurring feature, a summary of reportable medical events affecting DOD service members and other MHS beneficiaries.

This study examines the incidence of eosinophilic esophagitis among the active component of the U.S. Armed Forces from 2009 to 2021. Reported prevalence has been increasing worldwide, with a recent meta-analysis estimating 34.2 cases per 100,000 persons.

This annual update of the incidence of extertional hyponatremia summarizes the frequencies, rates, trends, geographic locations, and both demographic and military characteristics of incident cases of exertional hyponatremia among active component service members, from 2007 to 2022.

This annual summary of the numbers, rates, trends, risk factors, and locations of exertional heat injury occurences including exertional rhabdomyolysis includes data from 2018 to 2022.

This year's annual update on the incidence of heat illness among U.S. active duty service members presents the case counts and incidence rates of heat illnesses between 2018 and 2022, as well as the locations of heat illness case occurrences during this period. Heat stroke and heat exhaustion are summarized separately.